Editing List of effects

{{Short description|none}}
This is a list of names for observable phenomena that contain the word [[:wikt:effect|“effect”]], amplified by reference(s) to their respective fields of study.
<!-- Because many of these effects are unfamiliar to many editors and readers, it would be convenient for editors simply to refer to the Wikipedia categories on the respective pages. -->

{{compact ToC|side=yes|top=yes|num=yes}}

<!--This is not a place to list movies (The Butterfly Effect), bands (Reggie and the Full Effect), albums (In Pine Effect), TV shows (The Graham Norton Effect), TV episodes (The Cupid Effect), videogames {Mass Effect), or books (The butterfly Effect)-->

==A==
*[[Abscopal effect]] (cancer treatments) (immune system) (medical treatments) (radiation therapy)  
*[[Accelerator effect]] (economics)
*[[Accordion effect]] (physics) (waves)
*[[Acousto-optic effect]] (nonlinear optics) (waves)
*[[Additive genetic effects]] (genetics)
*[[Aharonov–Bohm effect]] (quantum mechanics)
*[[Al Jazeera effect]] (Al Jazeera) (media issues)
*[[Alienation effect]] (acting techniques) (Bertolt Brecht theories and techniques) (film theory) (metafictional techniques) (theatre)
*[[Allais effect]] (fringe physics)
*[[Allee effect]] (biology)
*[[Ambiguity effect]] (cognitive biases)
*[[Anrep effect]] (cardiology) (medicine)
*[[Antenna effect]] (digital electronics) (electronic design automation)
*[[Anti-greenhouse effect]] (atmospheric dynamics) (atmospheric science) (astronomy) (planetary atmospheres)
*[[Askaryan effect]] (particle physics)
*[[Asymmetric blade effect]] (aerodynamics)
*[[Audience effect]] (psychology) (social psychology)
*[[Auger effect]] (atomic physics) (foundational quantum physics)
*[[Aureole effect]] (atmospheric optical phenomena) (scientific terminology)
*[[Autler–Townes effect]] (atomic, molecular, and optical physics) (atomic physics) (quantum optics)
*[[Autokinetic effect]] (vision)
*[[Avalanche effect]] (cryptography)
*[[Averch–Johnson effect]] (economics)

==B==
*[[Baader-Meinhof effect]] / [[Baader-Meinhof phenomenon]] (psychology)
*[[Balassa–Samuelson effect]] (economics)
*[[Baldwin effect]] (evolutionary biology) (selection)
*[[Balloon-carried light effect]] (balloons) (culture) (entertainment)
*[[Bambi effect]] (hunting) (psychology stubs)
*[[Bandwagon effect]] (cognitive biases) (crowd psychology) (economics effects) (metaphors) (propaganda techniques) 
*[[Bank effect]] (marine propulsion) (nautical terms) (water)
*[[Barkhausen effect]] (condensed matter) (magnetism)
*[[Barnett effect]] (condensed matter) (magnetism)
*[[Barnum effect]] (psychology)
*[[Baskerville effect]] (cardiology)
*[[Bauschinger effect]] (classical mechanics) (materials science)
*[[Beaujolais effect]] (Ada programming language)
*[[Ben Franklin effect]] (emotion) (psychology)
*[[Bernoulli effect]] (equations) (fluid dynamics) (wind power)
*[[Beta-silicon effect]] (physical organic chemistry)
*[[Bezold effect]] (optical illusions) (psychological theories)
*[[Bezold–Brücke effect]] (optical illusions)
*[[Biefeld–Brown effect]] (physical phenomena) (propulsion)
*[[Big-fish–little-pond effect]] (educational psychology) (pedagogy)
*[[Birthday-number effect]] (psychology)
*[[Black drop effect]] (astronomical transits)
*[[Blazhko effect]] (astronomy)
*[[Blocking effect]] (psychology)
*[[Bloom (shader effect)]] (3D computer graphics) (demo effects)
*[[Bohr effect]] (hematology) (hemoproteins) (respiratory physiology)
*[[Boomerang effect (psychology)]] (social psychology) (psychology)
*[[Bouba/kiki effect]] (cognitive science)
*[[Bowditch effect]] (medicine)
*[[Bradley effect]] (American political terms) (elections in the United States) (political history of the United States) (political neologisms) (politics and race) (polling) (psephology) (racism)
*[[Bridgman effect]] (electricity) (electromagnetism)
*[[Brookings effect]] (atmospheric science) (Curry County, Oregon) (Oregon coast) (Oregon geography) (winds)
*[[Brown Willy effect]] (geography of Cornwall) (mesoscale meteorology)
*[[Bruce effect]] (reproduction)
*[[Bullwhip effect]] (distribution, retailing, and wholesaling)
*[[Butterfly effect]] (chaos theory) (physical phenomena) (stability theory)
*[[Bystander effect]] (crowd psychology) (social phenomena)
*[[Bystander effect (radiobiology)]] (radiobiology)

==C==
*[[Cage effect (chemistry)]]
*[[Calendar effect]] (behavioral finance)  (market trends)
*[[Callendar effect]] (atmospheric science) (climate) (climate change)
*[[Captodative effect]] (organic chemistry)
*[[Capture effect]] (broadcast engineering) (radio) (radio communications/) (telecommunications) (wireless communications)
*[[Carnoustie effect]] (golf) (golf terminology)
*[[Carryover cooking|Carryover effect]] (cooking techniques) (food and drink)
*[[Cascade effect (ecology)]]
*[[Cascade effect]] (spaceflight)
*[[Casimir effect]] (quantum field theory) (physical phenomena)
*[[Castle thunder (sound effect)]] (in-jokes) (sound effects)
*[[Catapult effect]] (electromagnetism)
*[[Catch-up effect]] (economics effects)
*[[Catfish effect]] (human resource management) (management) (organizational studies and human resource management) (social psychology)
*[[Causality|Cause and effect]]
*[[Ceiling effect (disambiguation)|Ceiling effect]] (medical treatment) (statistics)
*[[Channel capture effect]] (ethernet) (network topology)
*[[Cheerio effect]] (fluid mechanics) (physics)
*[[Cherenkov effect]] (experimental particle physics) (fundamental physics concepts) (particle physics) (special relativity)
*[[Chilling effect (law)]] (censorship) (freedom of expression) (American legal terms)
*[[Chimney effect]]
*[[Chorus effect]] (audio effects) (audio engineering) (effects units) (sound recording)
*[[Christiansen effect]] (optical filters)
*[[Christofilos effect]] (particle physics)
*[[Cinderella effect]] (child abuse)
*[[Cis effect]] (inorganic chemistry)
*[[Clientele effect]] (economics) (finance)
*[[Cluster effect]] (economics effects)
*[[CNN effect]] (civil–military relations) (CNN) (news media) (warfare of the modern era)
*[[Coandă effect]] (aerodynamics) (boundary layers) (physical phenomena)
*[[Coattail effect]] (political terms)
*[[Cobra effect]] (Economics)
*[[Cocktail party effect]] (acoustical signal processing) (attention)
*[[Cohort effect]]
*[[Common-ion effect]] (ions) (physical chemistry)
*[[Compton effect]] (astrophysics) (atomic physics) (foundational quantum physics) (observational astronomy) (quantum electrodynamics) (X-rays)
*[[Contrast effect]] (cognition) (cognitive biases) (perception) (vision)
*[[Coolidge effect]] (jokes) (sexual attraction)
*[[Coriolis effect]] (atmospheric dynamics) (classical mechanics) (force) (physical phenomena) (urban legends)
*[[Cotton effect]] (atomic, molecular, and optical physics) (polarization)
*[[Cotton–Mouton effect]] (magnetism) (optics)
*[[Crabtree effect]] (biochemistry)
*[[Cross-race effect]] (face recognition)
*[[CSI effect]] (criminal law) (criminology) ([[CSI (franchise)|CSI television series]]) (psychology) (television terminology)
*[[Cupertino effect]] (computers) (spell checking)
*[[Cytopathic effect]] (microbiology terms)
*Cosmic Sphere (effect created in 9 september 2018)

==D==
*[[Déjà vu effect]]
*[[De Haas–van Alphen effect]] (condensed matter) (magnetism) (quantum physics)
*(de Sitter effect: see) [[Geodetic effect]] (general relativity)
*[[Debye–Falkenhagen effect]]
*[[Decoy effect]] (consumer behavior) (decision theory) (economic theories) (finance theory) (marketing)
*[[Delay (audio effect)]] (audio effects) (effects units) (musical techniques)
*[[Dellinger effect]] (radio communications)
*[[Dember effect]] (electrical phenomena) (physics)
*[[Demo effect]] (demoscene)
*[[Demonstration effect]] (human behavior) (sociological terms)
*[[Denomination effect]] (behavioral economics)
*[[Diderot effect]] (anthropology) ([[consumer behaviour]])
*[[Ding Hai effect]] (economy of Hong Kong) (Hong Kong culture)
*[[Direct effect]] (European Union law)
*[[Disposal tax effect]] (economics and finance) (finance) (taxation)
*[[Disposition effect]] (economics and finance)
*[[Dole effect]] (climatology) (oxygen) (paleoclimatology) (photosynthesis)
*[[Domino effect]] (physics) (politics)
*[[Doppler effect]] (Doppler effects) (radio frequency propagation) (wave mechanics)
*[[Downing effect]] (psychology)
*[[Dresselhaus effect]] (physics)
*[[Droste effect]] (artistic techniques)
*[[Dunning–Kruger effect]] (personality) (social psychology)

==E==
*[[Eagle effect]] (antibiotic resistance) (pharmacology)
*[[Early effect]] (transistors)
*[[Eberhard effect]] (science of photography)
*[[Edge effect]] (ecological succession) (ecology)
*[[Edison effect]] (atomic physics) (electricity) (Thomas Edison) (vacuum tubes)
*[[Efimov effect]] (physics)
*[[Einstein effect (disambiguation)]], several different effects in physics
*[[Einstein–de Haas effect]] (science)
*[[Electro-optic effect]] (nonlinear optics)
*[[Electrocaloric effect]] (cooling technology) (heat pumps)
*[[Electron-cloud effect]] (particle accelerators) (physics)
*[[Electroviscous effects]] (colloid chemistry) (surface chemistry)
*[[ELIZA effect]] (artificial intelligence) (human–computer interaction) (propositional fallacies)
*[[Embedding effect]] (environmental economics)
*[[EMC effect]] (particle physics)
*[[Emerson effect]] (photosynthesis)
*[[Endowment effect]] (behavioral finance) (cognitive biases) (psychological theories)
*[[Enhanced Permeability and Retention effect]] (medicine)
*[[Eötvös effect]] (geodesy) (topography)
*[[Epps effect]] (econometrics) (statistical terminology) (statistics)
*[[Ettinghausen effect]] (condensed matter) (electrodynamics) (thermodynamics)
*[[Evershed effect]] (physics) (solar phenomena)
*[[Exciter (effect)]] (audio effects) (effects units)

==F==
*[[Fahraeus–Lindquist effect]] (blood) (fluid dynamics) (molecular and cellular biology)
*[[False consensus effect]] (cognitive biases) (futurology) (group processes) (psychological theories) (sustainability)
*[[Faraday effect]] (magnetism) (optics)
*[[Ferroelectric effect]] (condensed matter physics) (electrical phenomena)
*[[Fink effect]] (anesthesia) (diffusion)
*[[Flaming sword (effect)]] (fire arts) (special effects)
*[[Floating body effect]] (electronics) (semiconductors)
*[[Floodgate effect]] (social phenomena) (sociology)
*[[Floor effect]] (statistics)
*[[Florence Nightingale effect]] (Florence Nightingale) (love) (psychology)
*[[Flutie effect]] (student sport)
*[[Flux pinning]] (Physics)
*[[Flynn effect]] (futurology) (intelligence) (psychological theories) (psychometrics) (race and intelligence controversy)
*[[Focusing effect]] (cognitive biases)
*[[Forbush effect]] (cosmic rays) (solar phenomena)
*[[Forer effect]] (cognitive biases) (history of astrology) (psychological theories)
*[[Founder effect]] (ecology) (population genetics)
*[[Fractional quantum Hall effect]] (physics)
*[[Franssen effect]] (acoustics) (sound perception)
*[[Franz–Keldysh effect]] (condensed matter) (electronic engineering) (electronics) (optics) (optoelectronics)
*[[Free surface effect]] (fluid mechanics)
*[[Front projection effect]] (film production)
*[[Fujiwhara effect]] (tropical cyclone meteorology) (vortices)
*[[Full screen effect]] (computer graphics) (demo effects)

==G==
*[[Garshelis effect]] (electric and magnetic fields in matter) (magnetism) (physics)
*[[Gauche effect]] (stereochemistry)
*[[Gell-Mann amnesia effect]] (journalism)
*[[Generation effect]] (cognitive biases) (memory biases) (psychological theories)
*[[Geodetic effect]] (general relativity)
*[[Gerschenkron effect]] (economic development) (economic systems) (economics and finance) (econometrics) (index numbers) (national accounts)r
*[[Giant magnetoresistive effect]] (condensed matter physics) (electric and magnetic fields in matter) (quantum electronics) (spintronics)
*[[Gibbons–Hawking effect]] (general relativity)
*[[Gibbs–Donnan effect]] (biology) (physics)
*[[Gibbs–Thomson effect]] (petrology) (thermodynamics)
*[[Glass house effect]] (culture) (surveillance)
*[[Glasser effect]] (physics)
*[[Goos–Hänchen effect]] (optical phenomena)
*[[Great Salt Lake effect]] (natural history of Utah)
*[[Green-beard effect]] (evolution) (evolutionary biology) (game theory) (selection)
*[[Greenhouse effect]] (atmosphere) (atmospheric radiation) (climate change feedbacks and causes) (climate forcing)
*[[Ground effect (aircraft)]] (aerodynamics)
*[[Ground effect (cars)]] (aerodynamics) (motorsport terminology)
*[[Gunn diode|Gunn effect]] (diodes) (microwave technology) (physics) (terahertz technology)

==H==
*[[Haas effect]] (audio engineering) (sound) (speakers)
*[[Haldane effect]] (hematology) (hemoproteins) (protein)
*[[Hall effect]] (condensed matter physics) (electric and magnetic fields in matter)
*[[Hall of mirrors effect]] (computer graphic artifacts) (Doom) (id software) (video game glitches)
*[[Halo effect]] (cognitive biases) (educational psychology) (logical fallacies) (social psychology)
*[[Hanbury Brown and Twiss effect]] (quantum optics)
*[[Harem effect]] (harem) (human sexuality) (sex) (sexual orientation and identity) (sexual orientation and society)
*[[Hawthorne effect]] (educational psychology) (psychological theories) (social phenomena)
*[[Health effect]] (health) (health effectors) (pollution)
*[[Holtzman effect]] (Dune technology) (physics in fiction)
*[[Horizon effect]] (artificial intelligence) (game artificial intelligence)
*[[Hostile media effect]] (cognitive biases) (criticism of journalism) (journalism standards) (psychological theories)
*[[Hot chocolate effect]] (acoustics) (physics) (wave mechanics)
*[[Hundredth monkey effect]] (behavioral science) (New Age) (urban legends)
*[[Hydrophobic effect]] (chemical bonding) (supramolecular chemistry)
*[[Hyperchromic effect]] (biochemistry)
*[[Hypersonic effect]] (acoustics) (hearing) (psychology) (ultrasound)

==I==
*[[Ideomotor effect]]
*[[IKEA effect]] (marketing) (psychology)
*[[Imbert–Fedorov effect]] (optical phenomena)
*[[In-camera effect]] (filming) (special effects)
*[[Incidental effect]] (European Union law)
*[[Indirect effect]] (European Union law)
*[[Inductive effect]] (chemical bonding)
*[[Inert-pair effect]] (atomic physics) (inorganic chemistry) (quantum chemistry)
*[[The inertial supercharging effect|inertial supercharging effect]] (automobile) (engine technology)
*[[Inner-platform effect]] (anti-patterns)
*[[International Fisher effect]] (economics and finance) (finance theories) (interest rates)
*[[Inverse Doppler effect]] (Doppler effects) (wave mechanics)
*[[Inverse Faraday effect]] (electric and magnetic fields in matter) (optical phenomena)

==J==
*[[Jack-in-the-box effect]] (military) (military slang and jargon) (tanks)
*[[Jahn–Teller effect]] (condensed matter physics) (inorganic chemistry) (organometallic chemistry) (quantum chemistry)
*[[January effect]] (behavioral finance) (economics and finance) (market trends) (stock market)
*[[Janus effect]] (effects) (sociology)
*[[Johnsen–Rahbek effect]] (classical mechanics) (electrical engineering)
*[[Joule–Thomson effect]] (thermodynamics)
*[[Josephson effect]] (condensed matter physics) (sensors) (superconductivity)
*[[Jupiter effect]] (astronomy) (science book)

==K==
*[[Kadenacy effect]] (automobile parts) (engine technology)
*[[Kapitsa–Dirac effect]] (physics)
*[[Kappa effect]] (geography) (psychology)
*[[Karr Creates effect]] (JolliBini) (Jollibee x Karr Creates)
*[[Kate Middleton effect]] (celebrity) (fashion)
*[[Kautsky effect]] (fluorescence)
*[[Kaye effect]] (fluid dynamics)
*[[Ken Burns effect]] (film techniques)
*[[Kendall effect]] (telecommunications)
*[[Kerr effect]] (nonlinear optics)
*[[Keynes effect]] (economics and finance) (Keynesian economics)
*[[Keystone effect]] (technology)
*[[Kinetic depth effect]] (perception)
*[[Kinetic isotope effect]] (chemical kinetics) (physical organic chemistry)
*[[Kirkendall effect]] (chemistry) (metallurgy)
*[[Klein–Nishina effect]] (quantum field theory)
*[[Knife-edge effect]] (radio frequency propagation)
*[[Kohn effect]] (physics)
*[[Kondo effect]] (condensed matter physics) ) (physical phenomena)
*[[Kozai effect]] (astronomy) (celestial mechanics)
*[[Kuleshov effect]] (cinema of Russia) (cognitive biases) (film editing) (film techniques) (psychological theories)

==L==
*[[Lake-effect snow|Lake effect]] (snow or ice weather phenomena)
*[[Illusory superiority|Lake Wobegon effect]] (cognitive biases) (psychological theories) (social psychology)
*[[Landau–Pomeranchuk–Migdal effect]] (high-energy physics)
*[[Larsen effect]] (audio feedback)
*[[Late effect]] (disease)
*[[Lawn dart effect]] (psychology)
*[[Lazarus effect]] (particle detectors)
*[[Lead–lag effect]] (control theory) (economics and finance)
*[[Leakage effect]] (tourism)
*[[Learning effect (economics)]] (economics) (economics terminology)
*[[Lee–Boot effect]] (biology) (reproduction)
*[[Legalized abortion and crime effect]] (abortion debate) (criminology)
*[[Leidenfrost effect]] (physical phenomena)
*[[Lenard effect]] (physics)
*[[Lense–Thirring effect]] (effects of gravitation) (tests of general relativity)
*[[Leveling effect]] (chemistry)
*[[Levels-of-processing effect]] (educational psychology) (psychology) (psychological theories)
*[[Liquid Sky (effect)]] (lasers) (stage lighting)
*[[Little–Parks effect]] (condensed matter physics)
*[[Lockin effect]] (physics)
*[[Lombard effect]] (phonetics) (human voice) (animal communication) (human communication) (noise pollution)
*[[Lotus effect]] (nanotechnology)
*[[Low-frequency effects]] (film sound production) (technology)
*[[Lubberts effect]] (medicine) (radiography) (radiology)
*[[Lunar effect]] (moon myths) (pseudoscience)
*[[Luxemburg–Gorky effect]] (radio communication) (radio spectrum)

==M==

*[[Magali effect]]
*[[Magneto-optic effect]] (electric and magnetic fields in matter) (optical phenomena)
*[[Magneto-optic Kerr effect]] (condensed matter physics) (electric and magnetic fields in matter) (optical phenomena)
*[[magnetocaloric effect]] (physical phenomena) (electric and magnetic fields in matter) (thermodynamics)
*[[Magnus effect]] (fluid dynamics)
*[[Malmquist bias|Malmquist effect]] (astronomy)
*[[Malter effect]] (physics)
*[[Mandela effect]] (psychology) (paranormal)
*[[Marangoni effect]] (fluid dynamics) (fluid mechanics) (physical phenomena)
*[[Marchywka effect]] (electrochemistry) (ultraviolet sensor production)
*[[Mark Twain effect]] (economics and finance) (stock market)
*[[Martha Mitchell effect]] (psychological theories) (psychosis)
*[[Massenerhebung effect]] (trees)
*[[Maternal age effect]] (developmental biology)
*[[Maternal effect]] (developmental biology)
*[[Matthew effect (education)]] (education)
*[[Matilda effect]] (Research)
*[[Matthew effect (sociology)]] (adages) (social phenomena) (sociology of scientific knowledge)
*[[McClintock effect]] (menstruation)
*[[McCollough effect]] (optical illusions)
*[[McGurk effect]] (auditory illusions) (perception) (psychological theories)
*[[Meissner effect]] (levitation) (magnetism) (superconductivity)
*[[Meitner–Hupfeld effect]] (particle physics)
*[[Mellanby effect]] (health) (alcohol intoxication)
*[[Memory effect]] (electric batteries)
*[[Mesomeric effect]] (chemical bonding)
*[[Microwave auditory effect]] (cognitive neuroscience) (espionage) (hearing) (human psychology) (less-lethal weapons) (mind control) (sound)
*[[Latitudinal gradients in species diversity|Mid-domain effect (macroecology) (biogeography)]] (biodiversity)
*[[Mikheyev–Smirnov–Wolfenstein effect]] (particle physics)
*[[Milky seas effect]] (aquatic biology) (biological oceanography) (bioluminescence)
*[[Miller effect]] (electrical engineering) (electronics terms)
*[[Miniature effect]] (film and video technology) (film techniques) (scale modeling) (scientific modeling) (special effects) (visual effects)
*[[Misinformation effect]] (cognitive biases) (psychological theories)
*[[Missing letter effect]] (perception) (psychometrics)
*[[Misnay–Schardin effect]] (explosives)
*[[Mohring effect]] (microeconomics) (transportation)
*[[Mössbauer effect]] (condensed matter physics) (nuclear physics) (physical phenomena)
*[[Mozart effect]] (education psychology) (popular psychology) (psychological theories) (Wolfgang Amadeus Mozart)
*[[Mpemba effect]] (phase changes) (physical paradoxes) (thermodynamics)
*[[Mullins effect]] (rubber properties)
*[[Multiple-effect humidification]] (drinking water) (water supply) (water treatment)
*[[Munroe effect]] (explosive weapons) (explosives)

==N==
*[[Name-letter effect]] (psychology)
*[[Negative (positive) contrast effect]] (psychology)
*[[Negativity effect]] (cognitive biases) (psychological theories)
*[[Neglected firm effect]] (business analysis)
*[[Nernst effect]] (electrodynamics) (thermodynamics)
*[[Network effect]] (business models) (economics effects) (information technology) (monopoly [economics]) (networks) (transport economics)
*[[Non-thermal microwave effect]] (chemical kinetics)
*[[Nordtvedt effect]] (astronomy) (astrophysics) (effects of gravitation) (relativity) (theoretical physics)
*[[Novaya Zemlya effect]] (arctic) (atmospheric optical phenomena) (atmospheric science) (Novaya Zemlya) (solar phenomena)
*[[Novelty effect]] (learning) (psychology)
*[[Nuclear Overhauser effect]] (chemical physics) (nuclear magnetic resonance) (physical chemistry) (spectroscopy)
*[[Numerosity adaptation effect]] (cognitive science) (optical illusions) (perception)
*[[Nut Island effect]] (human resource management) (organizational studies and human resource management)

==O==
*[[Oberth effect]] (physics)
*[[Observer effect (information technology)]] (computer programming)
*[[Observer effect (physics)]] (physics)
*[[Observer-expectancy effect]] (cognitive biases) (cognitive psychology)
*[[Occlusion effect]] (biology) (otology)
*[[Octave effect]] (effects units)
*[[Okorokov effect]] (physics)
*[[Oligodynamic effect]] (biology and pharmacology of chemical elements)
*[[Online disinhibition effect]] (Internet culture) (psychology)
*[[Onnes effect]] (condensed matter physics) (fluid mechanics) (helium)
*[[Opposition effect]] (astronomy) (optical phenomena) (observational astronomy) (radiometry) (scattering, absorption and radiative transfer [optics])
*[[Osborne effect]] (marketing)
*[[Ostrich effect]] (adages)
*[[Ouzo effect]] (Colloidal chemistry) (Chemical mixtures) (Condensed matter physics) (Soft matter) (Fluid dynamics)
*[[Overconfidence effect]] (cognitive biases) (psychological theories)
*[[Overjustification effect]] (educational psychology) (psychological theories) (psychology)
*[[Overview effect]] (spaceflight) (transcendence) (psychology)
*[[Ovsiankina effect]] (psychology)
==P==
*[[Pandemonium effect]] (gamma spectroscopy)
*[[Partner effects]] (economics) (sociology)
*[[Paschen–Back effect]] (atomic physics) (atomic, molecular, and optical physics) (magnetism)
*[[Pasteur effect]] (beer and brewery) (biochemistry) (fermentation) (metabolism)
*[[Paternal effect]] – (developmental biology)
*[[Pauli effect]] (experimental physics) (parapsychology) (psychokinesis)
*[[Payne effect]] (rubber properties)
*[[Pearson–Anson effect]] (electronics)
*[[Peltier–Seebeck effect]] (thermoelectric effect) (electricity) (HVAC) (physical phenomena) (thermodynamics)
*[[Peltzman effect]] (economics of regulation) (University of Chicago)
*[[Penn effect]] (economics effects)
*[[Petkau effect]] (radiobiology)
*[[Phaser (effect)]] (audio effects) (effects units)
*[[Phillips effect]] (employment) (inflation)
*[[Photoacoustic Doppler effect]] (Doppler effects) (radar signal processing) (radio frequency propagation) (wave mechanics)
*[[Photoelectric effect]] (Albert Einstein) (electrical phenomena) (foundational quantum physics)
*[[Photorefractive effect]] (nonlinear optics)
*[[Photothermal effect]] (particle physics) (photochemistry) (physics)
*[[Picture superiority effect]] (cognitive biases) (educational psychology) (memory biases) (psychological theories)
*[[Piezoresistive effect]] (electrical phenomena)
*[[Pigou effect]] (economics effects)
*[[Pioneer effect]] (astrodynamics) (pioneer program)
*[[Placebo effect]] (bioethics) (clinical research) (experimental design) (history of medicine) (Latin medical phrases) (Latin words and phrases) (medical ethics) (medical terms) (medicinal chemistry) (mind–body interventions) (pharmacology) (psychological theories) (research methods) (theories)
*[[Plasma effect]] (demo effects)
*[[Plateau effect]] (systems science) (metaphors referring to places)
*[[Plummer effect]] (iodine) (medicine)
*[[Pockels effect]] (cryptography) (nonlinear optics) (polarization)
*[[Polar effect]] (physical organic chemistry)
*[[Polar effect (genetics)]] (genetics)
*[[Portevin–Le Chatelier effect]] (engineering) (materials science)
*[[Position-effect variegation]] (genetics)
*[[Positivity effect]] (aging) (cognition) (cognitive biases) (memory) (memory biases) (psychological theories) (psychology)
*[[Poynting effect]] (gases)
*[[Poynting–Robertson effect]] (celestial mechanics)
*[[Practical effect]] (special effects)
*[[Pratfall effect]] (psychology)
*[[Precedence effect]] (acoustics) (sound perception)
*[[Primakoff effect]] (particle physics)
*[[Priority effect]] (ecology)
*[[Probe effect]] (software development philosophies) (system administration)
*[[Proteus effect]] (consciousness) (psychology)
*[[Proximity effect (atomic physics)]] (nuclear physics) (physics)
*[[Proximity effect (audio)]] (acoustics)
*[[Proximity effect (electromagnetism)]] (electrical engineering)
*[[Proximity effect (electron beam lithography)]] (condensed matter physics)
*[[Proximity effect (superconductivity)]] (superconductivity)
*[[Pseudocertainty effect]]
*[[Pulfrich effect]] (3D imaging) (optical illusions)
*[[Purkinje effect]] (optical illusions) (perception) (vision)
*[[Pygmalion effect]] (cognitive biases)

==Q==
*[[QMR effect]] (electric and magnetic fields in matter) (magnetism) (optics) (optical phenomena)
*[[Quantum-confined Stark effect]] (quantum mechanics)
*[[Quantum Hall effect]] (Hall effect) (condensed matter physics) (quantum electronics) (spintronics)
*[[Quantum Zeno effect]] (quantum measurement)

==R==
*[[Raman effect]] (physics)  
*[[Ramp effect]] (drug addiction) (drug rehabilitation)
*[[Ramsauer–Townsend effect]] (physical phenomena) (scattering)
*[[Ransom note effect]] (typography)
*[[Rashomon effect]] (psychology)
*[[Ratchet effect]] (game theory)
*[[Rear projection effect]] (special effects)
*[[Rebound effect]] (medical sign)
*[[Rebound effect (conservation)]] (economics paradoxes) (energy) (energy conservation)
*[[Red-eye effect]] (science of photography)
*[[Relativistic Doppler effect]] (Doppler effects) (special relativity)
*[[Renner–Teller effect]] (molecular physics)
*[[Reverse Cerenkov effect]] (physics)
*[[Reverse short-channel effect]] (transistors)
*[[Ringelmann effect]] (social psychology)
*[[Ripple effect]] (education) (sociology)
*[[Robin Hood effect]] (income distribution) (Robin Hood) (socioeconomics) (taxation)
*[[Roe effect]] (abortion debate) (abortion in the United States)
*[[Root effect]] (fish) (hemoproteins) (respiratory physiology)
*[[Rope trick effect]] (nuclear weapons)
*[[Rossiter–McLaughlin effect]] (Doppler effects) (extrasolar planets) (spectroscopy) (star systems)
*[[Rusty bolt effect]] (radio electronics)
*[[Russ Christ effect]] (PV rejection profile)

==S==
*[[Sabattier effect]] (solarization) (photographic processes) (science of photography)
*[[Sachs–Wolfe effect]] (astronomy) (physical cosmology)
*[[Sagnac effect]] (optics) (relativity)
*[[Sailing Ship Effect]] (business) (economics) 
*[[Samba effect]] (Brazil) (economy of Brazil) (history of Brazil)
*[[Sandbox effect]] (Internet technology) (search engine optimization)
*[[Scharnhorst effect]] (quantum field theory)
*[[Schottky effect]] (diodes)
*[[Schwinger effect]] (particle physics) (hypothetical processes) (quantum electrodynamics)
*[[Screen-door effect]] (display technology) (technology)
*[[Second gas effect]] (anesthesia)
*[[Second-system effect]] (software development)
*[[Seeliger effect]] (astronomy) (observational astronomy)
*[[Serial position effect]] (cognitive biases) (psychological theories) (psychologicy)
*[[Shaft effect]] (motorcycle)
*[[Shapiro effect]] (effects of gravitation)
*[[Shielding effect]] (atomic, molecular, and optical physics) (atomic physics) (chemistry) (quantum chemistry)
*[[Shower-curtain effect]] (fluid dynamics)
*[[Shubnikov–de Haas effect]] (science)
*[[Side effect (computer science)]] (computer programming)
*[[Side effect]] (disambiguation)
*[[Signor–Lipps effect]] (extinction) (fossils) (paleontology)
*[[Silk screen effect]] (technology)
*[[Silo effect]] (management) (systems theory)
*[[Simon effect]] (psychology)
*[[Simpson's paradox]] aka Yule–Simpson effect (probability) (statistics)
*[[Skin effect]] (electronics)
*[[Slashdot effect]] (denial-of-service attacks)(Internet terminology) (Slashdot)
*[[Sleeper effect]] (social psychology)
*[[Smith–Purcell effect]] (physics) (quantum optics)
*[[Snackwell effect]] (consumer behaviour) (psychology)
*[[Snob effect]] (consumer theory) (economics and finance)
*[[Snowball effect]] (language) (metaphors)
*[[Somogyi effect]] (diabetes)
*[[Sound effect]] (film techniques) (sound effects) (sound production) (special effects)
*[[Soap opera effect]] (film techniques) (television terminology) (filming) (film editing)
*[[The Southwest effect|Southwest effect, The]] (airline terminology) (Southwest Airlines)
*[[Spacing effect]] (cognitive biases) (educational psychology) (psychological theories)
*[[Special effect]] (animation) (special effects)
*[[Spin Hall effect]] (condensed matter physics) (Hall effect) (physics) (spintronics)
*[[Spoiler effect]] (psephology) (voting theory)
*[[Stack effect]] (filming) (television terminology) (digital electronics) (film techniques)
*[[Stark effect]] (atomic physics) (foundational quantum physics) (physical phenomena)
*[[Stars (shader effect)]] (3D computer graphics) (computer graphics) (demo effects)
*[[Status effect]] (video game gameplay)
*[[Stewart–Tolman effect]] (electrodynamics)
*[[Stock sound effect]] (film and video technology) (film and video terminology) (film terminology)
*[[Storage effect]] (demography) (population ecology)
*[[Streisand effect]] (dynamic lists) (eponyms) (slang)
*[[Stroop effect]] (perception) (psychological tests)
*[[Steric effect]] (chemical kinetics) (chemical reactions) (collision theory) (molecular geometry) (stereochemistry)
*[[Subadditivity effect]] (cognitive biases)
*[[Subject-expectancy effect]] (cognitive biases)
*[[Sunyaev–Zel'dovich effect]] (physical cosmology) (radio astronomy)
*[[SVG filter effect]] (computer graphics) (computer graphics techniques) (image processing) (Scalable Vector Graphics)
*[[Szilard–Chalmers effect]] (nuclear chemistry)
*Super Duper High Pitched (effect created in 2015)
*Super Duper Low Pitched (effect created in 2015)

==T==
*[[Tamagotchi effect]] (psychology)
*[[Tanada effect]] (botany)
*[[Tanzi effect]] (taxation)

*[[Telescoping effect]] (memory biases) (psychology)
*[[Testing effect]] (educational psychology) (memory)
*[[Tetris effect]] (memory) (Tetris)
*[[Thatcher effect]] (vision)
*[[Therapeutic effect]] (medical treatment) (pharmacology)
*[[Thermal flywheel effect]] (heat) (thermodynamics)
*[[Thermal Hall effect]] (condensed matter) (Hall effect) (superconductivity)
*[[Third-person effect]] (media studies)
*[[Thorpe–Ingold effect]] (chemical kinetics) (organic chemistry)
*[[Renormalization group#Threshold effect|Threshold effect]] (particle physics) (physics) (renormalization group)
*[[Tinkerbell effect]] (sociology)
*[[Tocqueville effect]] (sociology)
*[[Training effect]] (cardiovascular system) (exercise physiology) (medicine) (respiratory system) (sports terminology)
*[[Trans effect]] (coordination chemistry)
*[[Transformer effect]] (electrodynamics)
*[[Transverse flow effect]] (aerodynamics)
*[[Trench effect]] (fire)
*[[Triboelectric effect]] (electrical phenomena) (electricity)
*[[Trickle-down economics]]
*[[Trickle-down fashion]]
*[[Trickle-up economics]]
*[[Trickle-up fashion]]
*[[Twisted nematic field effect]] (display technology) (liquid crystal displays) (liquid crystals)
*[[Twomey effect]] (air pollution) (atmospheric radiation) (clouds, fog and precipitation)
*[[Tyndall effect]] (physical phenomena) (scattering)

==U==
*[[Umov effect]] (astronomy) (observational astronomy) (planetary science)
*[[Unruh effect]] (quantum field theory) (thermodynamics)
*[[Urban heat island effect]] (climate change feedbacks and causes) (climate forcing)

==V==
*[[Vandenbergh effect]] (biology)
*[[Vaporific effect]] (fire)
*[[Veblen effect]] (consumer theory) (goods)
*[[Venturi effect]] (fluid dynamics)
*[[Venus effect]] (artistic techniques) (cognitive science) (film techniques) (mirrors) (psychology)
*[[Visual effects]] (computer generated imagery)
*[[Visual effects art director]]
*[[Voigt effect]] (magnetism) (optics)
*[[Von Restorff effect]] (cognitive biases) (psychological theories)
*[[Vroman effect]] (molecular and cellular biology)

==W==
*[[Wagon-wheel effect]] (optical illusion)
*[[Wahlund effect]] (evolution) (population genetics)
*[[Walker Effect|Walker effect]] (illusions of self-motion) (spatial misconception)
*[[Walkman effect]] (computing and society) (technology)
*[[Wallace effect]] (evolutionary biology) (speciation)
*[[Warburg effect (disambiguation)|Warburg effect]] (biochemistry) (oncology) (photosynthesis) 
*[[Wealth effect]] (economics and finance) (wealth)
*[[Weapons effect]] (gun politics)
*[[Weathervane effect]] (aviation terminology)
*[[Weissenberg effect]] (physics)
*[[Westermarck effect]] (psychology) (incest)
*[[Wet floor effect]] (computer graphic techniques) (computer graphics) (Web 2.0)
*[[Whitten effect]] (menstruation)
*[[Wien effect]] (electrochemistry)
*[[Wigner effect]] (condensed matter physics) (nuclear technology) (physical phenomena) (radiation effects)
*[[Wilson effect]] (astronomy) (Sun)
*[[Wilson–Bappu effect]] (physics)
*[[Wimbledon effect]] (economic theories) (economy of Japan) (economy of London)
*[[Windkessel effect]] (physiology)
*[[Withgott effect]] (linguistics) (phonetics)
*[[Wolf effect]] (scattering) (spectroscopy)
*[[Wolff–Chaikoff effect]] (iodine) (medicine)
*[[Woozle effect]] (psychology) (scientific method) (sociology)
*[[Word superiority effect]] (cognitive science)
*[[Worse-than-average effect]] (cognitive biases) (psychological theories) (social psychology)

==X==
*[[Xenia effect]] (agriculture) (genetics)

==Y==
*[[Yarkovsky effect]] (celestial mechanics)
*[[Yarkovsky–O'Keefe–Radzievskii–Paddack effect]] (celestial mechanics)
*[[Simpson's paradox|Yule–Simpson effect]] (probability) (statistics)

==Z==
*[[Zeeman effect]] (atomic physics) (foundational quantum physics) (magnetism) (physical phenomena)
*[[Zeigarnik effect]] (cognitive biases) (educational psychology) (learning) (psychological theories)

{{DEFAULTSORT:Effects}}
[[Category:Science-related lists]]
[[Category:Technical terminology]]
[[Category:Scientific phenomena]]