L3

L3, L03, L.3 or L-3 may refer to:

Technology:

L3 (CERN), one of the four detectors of the Large Electron-Positron Collider
L3 microkernel, a persistent microkernel operating system by German computer scientist Jochen Liedtke, and the predecessor of the L4 microkernel family
L-3, an L-carrier cable system developed by At&T
The Level-3 CPU cache in a computer
The third Lagrange Point in a Solar System
The third lumbar vertebra of the vertebral column, in human anatomy
L3, form of low-alloy special purpose steel
ISO/IEC 8859-3 (Latin-3), an 8-bit character encoding

Other:

L3/33 and L3/35, Italian tankettes used in World War II
L-3 Communications, a company providing intelligence, surveillance, and reconnaissance systems
L-3 Aviation Recorders, a Sarasota, Florida-based manufacturer of flight data recorders
L-3 Flight International Aviation, an airline based in Newport News, Virginia, USA
L-3 Network Security, a network security company in the United States
ATC code L03 Immunostimulants, a subgroup of the Anatomical Therapeutic Chemical Classification System
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
Haplogroup L3 (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup generally found in East Africa
Macchi L.3, a 1916 Italian biplane flying boats
N1/L3, a Soviet space program
Soviet submarine L-3, a 1931 Leninets class minelayer submarine
Soyuz 7K-L3, a manned lunar lander design type in Russia's Soyuz space program
SP&S Class L-3, an 1883 steam locomotives class
L³ (length^3), volume.
L3 : the IATA code for DHL De Guatemala, a cargo airline based in Guatemala
L3 : the IATA code for LTU Austria, an airline based in Austria
L03 : a Chevrolet Small-Block engine model
Latitude/Longitude Locator, an STS-32 Space Shuttle mission experiment
Live, Loud & Local, a show launched by band The Matches in the Oakland, California region
Leprechaun 3, film
L3, a third year law school student
L3, the third lumbar vertebra

See also