Editing L3

'''L3''', '''L03''', '''L.3''' or '''L-3''' may refer to:
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==In arts and media==
* [[Live, Loud & Local]], a show launched by band The Matches in the Oakland, California region
* ''[[Leprechaun 3]]'', a film
* [[L3-37]], a droid in ''Solo: A Star Wars Story''
* [[Lower third]], in television and film a graphic overlay placed in the title-safe lower area of the screen.

==Businesses==
* [[L3 Technologies]], an American electronics and defence company
* [[L3Harris Technologies]], the successor to L3 Technologies following the merger with Harris Corporation in 2019
* [[DHL De Guatemala]] (IATA code L3), a cargo airline based in Guatemala
* [[LTU Austria]] (IATA code L3), an airline based in Austria

==In science and technology==
===Biology and medicine===
* L3, the third [[Lumbar vertebrae|lumbar vertebra]], in human anatomy
* the third larval stage in the ''[[Caenorhabditis elegans]]'' worm development
* [[ATC code L03]] ''Immunostimulants'', a subgroup of the Anatomical Therapeutic Chemical Classification System
* [[Haplogroup L3 (mtDNA)]], a human mitochondrial DNA (mtDNA) haplogroup generally found in East Africa

===Computing and telecommunications===
* L-3, an [[L-carrier]] cable system developed by AT&T
* [[L3 microkernel]], a microkernel operating system by German computer scientist Jochen Liedtke
* The Level-3 [[CPU cache]] in a computer
* [[ISO/IEC 8859-3]] (Latin-3), an 8-bit character encoding
* L3 [[Technical support#L3 Support|technical support]], the highest level dealing with the most difficult or advanced problems.

===Transportation===
====Air- and spacecraft====
* [[Aeronca L-3]] Grasshopper, a light airplane used by the USAAF during World War II
* [[Avia L.3]], an Italian plane used for training by the [[Regia Aeronautica]]
* [[Macchi L.3]], a 1916 Italian biplane flying boats 
* [[Soyuz 7K-L3]], a crewed lunar lander design type in Russia's Soyuz space program
** [[N1/L3]], the Soviet crewed lunar landing program

====Other modes of transportation====
* [[L3/33]] and [[L3/35]], Italian tankettes used in World War II
* L03, a [[Chevrolet Small-Block engine]] model
* [[Soviet submarine L-3]], a 1931 Leninets class minelayer submarine
* [[SP&S Class L-3]], an 1883 steam locomotives class
* [[L3 (New York City bus)]], a temporary bus route in New York City
* [[LNER Class L3]], a class of British steam locomotives 
* The Kingsford branch of the [[CBD and South East Light Rail]] in Sydney, Australia, is numbered L3

===Other uses in science and technology===
* L3, a form of [[low-alloy special purpose steel]]
* [[L3 (CERN)]], one of the four detectors of the Large Electron-Positron Collider
* L<sup>3</sup> (length^3), [[volume]]
* The third [[Lagrangian point|Lagrange Point]] in a gravitational system
* Latitude/Longitude Locator, an [[STS-32]] Space Shuttle mission experiment

==See also==
* [[3L (disambiguation)]]
* [[LLL (disambiguation)]]
* [[Level 3 (disambiguation)]]
* [[L band]], radio frequencies in the electromagnetic spectrum

{{Letter-Number Combination Disambiguation}}