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

In arts and media

* Live, Loud & Local, a show launched by band The Matches in the Oakland, California region * ''

Leprechaun 3 ''Leprechaun 3'' (also known as ''Leprechaun 3: In Vegas'') is a 1995 American slasher comedy film and the third, and first direct-to-video installment, in the ''Leprechaun'' series. The film follows a psychotic leprechaun, who begins a killing s ...

'', a film *

L3-37 The ''Millennium Falcon'' is a fictional starship in the ''Star Wars'' franchise. Designed by Joe Johnston for the movie ''Star Wars'' (1977), it has subsequently appeared in ''The Star Wars Holiday Special'' (1978), ''The Empire Strikes Back' ...

, a droid in ''Solo: A Star Wars Story'' *

Lower third In the television industry, a lower third is a graphic overlay placed in the title-safe lower area of the screen, though not necessarily the entire lower third of it, as the name suggests. In its simplest form, a lower third can just be text ...

, in television and film a graphic overlay placed in the title-safe lower area of the screen.

Businesses

L3 Technologies L3 Technologies, formerly L-3 Communications Holdings, was an American company that supplied command and control, communications, Intelligence (information gathering), intelligence, surveillance and reconnaissance (C3ISR) systems and products, ...

, a company that provided intelligence, surveillance, and reconnaissance systems prior to a merger with

Harris Corporation Harris Corporation was an American technology company, defense contractor, and information technology services provider that produced wireless equipment, tactical radios, electronic systems, night vision equipment and both terrestrial and spaceb ...

to form

L3Harris Technologies L3Harris Technologies (L3Harris) is an American technology company, defense contractor, and information technology services provider that produces C6ISR systems and products, wireless equipment, tactical radios, avionics and electronic systems, ...

in 2019 *

DHL De Guatemala DHL de Guatemala S.A. is a cargo airline based in Guatemala City, Guatemala. It is wholly owned by Deutsche Post and provides services for the group's DHL-branded logistics network in Guatemala. Its main base is La Aurora International Airport.Fli ...

(IATA code L3), a cargo airline based in Guatemala *

LTU Austria LTU Austria (''LTU Billa Lufttransport Unternehmen GmbH'') was an airline based in Vienna, Austria. It operated charter services to destinations in the Mediterranean and Red Sea. Its main base was Vienna International Airport. History The airli ...

(IATA code L3), an airline based in Austria

In science and technology

Biology and medicine

* L3, the third

lumbar vertebra The lumbar vertebrae are, in human anatomy, the five vertebrae between the rib cage and the pelvis. They are the largest segments of the vertebral column and are characterized by the absence of the foramen transversarium within the transverse p ...

, in human anatomy * the third larval stage in the ''

Caenorhabditis elegans ''Caenorhabditis elegans'' () is a free-living transparent nematode about 1 mm in length that lives in temperate soil environments. It is the type species of its genus. The name is a blend of the Greek ''caeno-'' (recent), ''rhabditis'' (ro ...

'' worm development * ATC code L03 ''Immunostimulants'', a subgroup of the Anatomical Therapeutic Chemical Classification System *

Haplogroup L3 (mtDNA) Haplogroup L3 is a human mitochondrial DNA (mtDNA) haplogroup. The clade has played a pivotal role in the early dispersal of anatomically modern humans. It is strongly associated with the out-of-Africa migration of modern humans of about 70–5 ...

, a human mitochondrial DNA (mtDNA) haplogroup generally found in East Africa

Computing and telecommunications

* L-3, an

L-carrier The L-carrier system was one of a series of carrier systems developed by AT&T for high-capacity transmission for long-distance communications. Over a period from the late 1930s to the 1970s, the system evolved in six significant phases of develo ...

cable system developed by AT&T *

L3 microkernel L4 is a family of second-generation microkernels, used to implement a variety of types of operating systems (OS), though mostly for Unix-like, ''Portable Operating System Interface'' (POSIX) compliant types. L4, like its predecessor microkernel ...

, a microkernel operating system by German computer scientist Jochen Liedtke * The Level-3

CPU cache A CPU cache is a hardware cache used by the central processing unit (CPU) of a computer to reduce the average cost (time or energy) to access data from the main memory. A cache is a smaller, faster memory, located closer to a processor core, which ...

in a computer *

ISO/IEC 8859-3 ISO/IEC 8859-3:1999, ''Information technology — 8-bit single-byte coded graphic character sets — Part 3: Latin alphabet No. 3'', is part of the ISO/IEC 8859 series of ASCII-based standard character encodings, first edition published in 1988. I ...

(Latin-3), an 8-bit character encoding * L3

technical support Technical support (abbreviated as tech support) is a call centre type customer service provided by companies to advise and assist registered users with issues concerning their technical products. Traditionally done on the phone, technical suppor ...

, the highest level dealing with the most difficult or advanced problems.

Transportation

Air- and spacecraft

Aeronca L-3 The Aeronca L-3 group of observation and liaison aircraft were used by the United States Army Air Corps in World War II. The L-3 series were adapted from Aeronca's pre-war Tandem Trainer and Chief models. Design and development In 1941, the ...

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 The Italian Royal Air Force (''Regia Aeronautica Italiana'') was the name of the air force of the Kingdom of Italy. It was established as a service independent of the Royal Italian Army from 1923 until 1946. In 1946, the monarchy was abolis ...

* Macchi L.3, a 1916 Italian biplane flying boats *

Soyuz 7K-L3 The Soyuz 7K-LOK, or simply LOK (russian: Лунный Орбитальный Корабль, translit=Lunniy Orbitalny Korabl meaning "Lunar Orbital Craft") was a Soviet crewed spacecraft designed to launch men from Earth to orbit the Moon, devel ...

, a crewed lunar lander design type in Russia's Soyuz space program **

N1/L3 The Soviet crewed lunar programs were a series of programs pursued by the Soviet Union to land humans on the Moon, in competition with the United States Apollo program. The Soviet government publicly denied participating in such a competitio ...

, the Soviet crewed lunar landing program

Other modes of transportation

L3/33 The Carro Veloce 33 (CV 33) or L3/33 was a tankette originally built in 1933 and used by the Italian Army before and during World War II. It was based on the imported British Carden Loyd tankette (license-built by Italy as the CV 29). ...

and

L3/35 The L3/35 or Carro Veloce CV-35 was an Italian tankette that saw combat before and during World War II. Although designated a light tank by the Italian Army, its turretless configuration, weight and firepower make it closer to contemporary tanke ...

, Italian tankettes used in World War II * L03, a

Chevrolet Small-Block engine Chevrolet small-block engine refers to one of a number of gasoline-powered vehicle engines manufactured by the General Motors company. These include: * The III, IV, V generation of LS-based GM engines. * The I, II generation of non-LS Chevrolet ...

model *

Soviet submarine L-3 The World War II Soviet submarine ''L-3'' belonged to the L-class or ''Leninets'' class of minelayer submarines. It had been named ''Bolshevik'' and later ''Frunzenets'', before it was decided that submarines should stop having names and carry num ...

, a 1931 Leninets class minelayer submarine * SP&S Class L-3, an 1883 steam locomotives class *

L3 (New York City bus) The 14th Street Tunnel shutdown (also referred to as the L Project, the L train shutdown, or the Canarsie Tunnel reconstruction) was the partial closure and reconstruction of the New York City Subway's 14th Street Tunnel that took place from ...

, a temporary bus route in New York City * The Kingsford branch of the

CBD and South East Light Rail The CBD and South East Light Rail is a light rail line in Sydney, New South Wales, Australia. Construction commenced in October 2015, with services between Circular Quay and Randwick commencing on 14 December 2019 as the L2 Randwick Line, and ...

in Sydney, Australia, is numbered L3

Other uses in science and technology

* L3, a form of

low-alloy special purpose steel Low-alloy special purpose steel is a grade of tool steel characterized by its proportion of iron to other elements, the kind of elements in its composition, and its treatment during the manufacturing process. The three ASTM ASTM International, ...

L3 (CERN) L3, L03, L.3 or L-3 may refer to: 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 televisio ...

, one of the four detectors of the Large Electron-Positron Collider * L³ (length^3),

volume Volume is a measure of occupied three-dimensional space. It is often quantified numerically using SI derived units (such as the cubic metre and litre) or by various imperial or US customary units (such as the gallon, quart, cubic inch). The de ...

* The third

Lagrange Point In celestial mechanics, the Lagrange points (; also Lagrangian points or libration points) are points of equilibrium for small-mass objects under the influence of two massive orbiting bodies. Mathematically, this involves the solution of th ...

in a gravitational system * Latitude/Longitude Locator, an

STS-32 STS-32 was the 33rd mission of NASA's Space Shuttle program, and the ninth launch of . Launched on January 9, 1990, it marked the first use of the Launch Complex 39A of Kennedy Space Center at since 1986; it also marked the first use of Mobil ...

Space Shuttle mission experiment