Editing SAR (section)

== Science ==
=== Medicine, psychology, and biology ===
* [[SAR supergroup]] (Stramenopiles, Alveolates, and Rhizarians supergroup), a clade within the eukaryotes
* [[Scaffold/matrix attachment region]] or scaffold-attachment region, DNA sequences
* [[Sexual Attitude Reassessment]]
* [[Specific absorption rate]], of RF energy by the human body
* [[Structure–activity relationship]], of biological effect of a molecule
* [[Systemic acquired resistance]], of a plant to a pathogen

=== Science and technology ===
* [[Sar (astronomy)]], 9 years 5 days, a period separating eclipses
* [[SAR 21]], Singapore Assault Rifle{{snd}} 21st century
* SAR-87 ([[Sterling SAR-87]]), 1980s military assault rifle
* [[IPCC Second Assessment Report]], 1995 report on climate change 
* [[Semi-automatic rifle]]
* [[Sodium adsorption ratio]], an irrigation water quality parameter
* Spent Acid Regeneration of [[Sulfuric acid#Industrial cleaning agent|sulfuric acid]]
* Submarine Advanced Reactor program of [[USS Triton (SSRN-586)#Propulsion|USS ''Triton'']]
* Successive Approximation Register of a [[successive-approximation ADC]]
* [[Synthetic-aperture radar]], imaging radar