LAC may refer to:

Places

La Crescenta, California La Crescenta-Montrose () is an unincorporated area in Los Angeles County, California, Los Angeles County, California, United States. The community is bordered by Glendale, California, Glendale to the south and west, La Cañada Flintridge, Calif ...

, unincorporated area in Los Angeles County *

Latin America and the Caribbean The term Latin America and the Caribbean (LAC) is an English-language acronym referring to the Latin American and the Caribbean region. The term LAC covers an extensive region, extending from The Bahamas and Mexico to Argentina and Chile. The re ...

Latin American and Caribbean Group The Group of Latin America and Caribbean Countries, or GRULAC, is one of the five United Nations Regional Groups composed of 33 Member States from Central and South America, as well as some islands in the West Indies. Its members compose 17% of a ...

, United Nations geoscheme region *

Line of Actual Control The Line of Actual Control (LAC), in the context of the Sino-Indian border dispute, is a notional demarcation lineAnanth KrishnanLine of Actual Control , India-China: the line of actual contest, 13 June 2020: "In contrast, the alignment o ...

, a demarcation line between Indian-controlled and Chinese-controlled territories (1959–present) *

Los Angeles County Los Angeles County, officially the County of Los Angeles, and sometimes abbreviated as L.A. County, is the most populous county in the United States and in the U.S. state of California, with 9,861,224 residents estimated as of 2022. It is the ...

in California *

Los Angeles, California Los Angeles ( ; es, Los Ángeles, link=no , ), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the world' ...

Education

Liberal arts college A liberal arts college or liberal arts institution of higher education is a college with an emphasis on undergraduate study in liberal arts and sciences. Such colleges aim to impart a broad general knowledge and develop general intellectual capac ...

, undergraduate educational institution *

Longburn Adventist College Longburn Adventist College is an integrated co-educational Christian school in New Zealand for years 7 to 13. It is located just west of Palmerston North in the Manawatu District in the small dairy town of Longburn. It is a part of the Seventh- ...

, a Seventh-day Adventist school near Palmerston North, in Longburn, New Zealand

Government and military

California State Prison, Los Angeles County California State Prison, Los Angeles County (LAC) is a male-only state prison located in the city of Lancaster, in Los Angeles County, California. The only state prison located in the county, it is also referenced as Los Angeles County State Pri ...

Leading Aircraftman Leading aircraftman (LAC) or leading aircraftwoman (LACW) is a junior rank in some air forces. It sits between aircraftman and senior aircraftman, and has a NATO rank code of OR-2. The rank badge is a horizontal two-bladed propeller. The ra ...

, a rank in some air forces

Organizations

LAC Group LAC Group, formerly known as Library Associates Companies (LAC), is an information services vendor for research and intelligence, library operations, spend and cost management and media archiving. The company provides skilled staffing and consulti ...

, library services vendor in America *

LAC Minerals LAC Minerals was a Canadian mining company established in 1981 with extensive mineral holdings in North America and South America. They specialized in mining precious metals, but also had copper and lead-zinc mines. In 1994 they were purchased by ...

, a Canadian mining company *

Ladies' Alpine Club The Ladies' Alpine Club was founded in London in 1907 and was the first mountaineering club for women. It merged with the Alpine Club of Great Britain in 1975. History In December 1907 a group of ladies who were climbers in the Alps met in Lon ...

(1907–1975), a club for women climbers, based in London, merged in 1975 with the Alpine Club * Lake Avenue Church, Pasadena Ca. *

Lancashire Aero Club The Lancashire Aero Club is the oldest established flying club in the United Kingdom, it was founded in 1909 to organise the Blackpool Aviation Week, Britain's first officially recognised air show. Early history * October 1909: The original c ...

, flying club in the United Kingdom * Legal Aid Commission, organisation providing legal aid related to

Community legal centre A community legal centre (CLC) is the Australian term for an independent not-for-profit organisation providing legal aid services, that is, provision of assistance to people who are unable to afford legal representation and access to the court ...

s, Australia *

Library and Archives Canada Library and Archives Canada (LAC; french: Bibliothèque et Archives Canada) is the federal institution, tasked with acquiring, preserving, and providing accessibility to the documentary heritage of Canada. The national archive and library is th ...

, national memory institution preserving documentary heritage about Canadian life * Liga Antituberculosa Colombiana, an organization focused on curing and preventing

tuberculosis Tuberculosis (TB) is an infectious disease usually caused by '' Mycobacterium tuberculosis'' (MTB) bacteria. Tuberculosis generally affects the lungs, but it can also affect other parts of the body. Most infections show no symptoms, in ...

Science and technology

* L2TP Access Concentrator, endpoint of a

Layer 2 Tunneling Protocol In computer networking, Layer 2 Tunneling Protocol (L2TP) is a tunneling protocol used to support virtual private networks (VPNs) or as part of the delivery of services by ISPs. It uses encryption ('hiding') only for its own control messages (using ...

tunnel *

Linear acetylenic carbon Linear acetylenic carbon (LAC), also known as carbyne or Linear Carbon Chain (LCC), is an allotrope of carbon that has the chemical structure as a repeat unit, with alternating single and triple bonds. It would thus be the ultimate member of the ...

, a polymeric carbon chain * Location Area Code, a unique 16-digit fixed length location area identity code broadcast by a "base transceiver station" in GSM public land mobile network, that identifies a phone number's location area *

Lorenz asymmetry coefficient The Lorenz asymmetry coefficient (LAC) is a summary statistic of the Lorenz curve that measures the degree of asymmetry of the curve. The Lorenz curve is used to describe the inequality in the distribution of a quantity (usually income or wealth in ...

, a statistic used in the analysis of wealth or income inequality * ''lac'' operon, a DNA operon relating to the metabolism of lactose found in some bacteria

Sports

London Aquatics Centre The London Aquatics Centre is an indoor facility with two swimming pools and a diving pool in Queen Elizabeth Olympic Park in Stratford, London. The centre, designed by architect Zaha Hadid as one of the main venues of the 2012 Summer Olymp ...

Los Angeles Chargers The Los Angeles Chargers are a professional American football team based in the Los Angeles metropolitan area. The Chargers compete in the National Football League (NFL) as a member of the American Football Conference (AFC) West division, and ...

, a National Football League team based in Carson, California *

Los Angeles Clippers The Los Angeles Clippers are an American professional basketball team based in Los Angeles. The Clippers compete in the National Basketball Association (NBA) as a member of the Pacific Division in the league's Western Conference. The Clipper ...

, a National Basketball Association team based in Los Angeles

Transport

* LAC, the ICAO operator designator for

Lockheed Corporation The Lockheed Corporation was an American aerospace manufacturer. Lockheed was founded in 1926 and later merged with Martin Marietta to form Lockheed Martin in 1995. Its founder, Allan Lockheed, had earlier founded the similarly named but ot ...

(Lockheed Aircraft Corporation), United States * Lignes Aériennes Congolaises (defunct airline of the Democratic Republic of the Congo) * Linea Aerea Cuencana, a regional airline operating out of

Cuenca, Ecuador Santa Ana de los Cuatro Ríos de Cuenca, commonly referred to as Cuenca (Kichwa language, Kichwa: ''Tumipampa'') is the capital and largest city of the Azuay Province of Ecuador. Cuenca is located in the highland (geography), highlands of Ecuador ...

* Líneas Aéreas Canarias *

Lockheed Aircraft Company The Lockheed Corporation was an American aerospace manufacturer. Lockheed was founded in 1926 and later merged with Martin Marietta to form Lockheed Martin in 1995. Its founder, Allan Lockheed, had earlier founded the similarly named but ot ...

, American aerospace company * Granada LAC, a BRT system in the city of Granada, Spain *

Lancing railway station Lancing railway station is in Lancing in the county of West Sussex, England. It is down the line from Brighton. The station is operated by Southern. Platform 1 is for trains to Brighton and London Victoria, and Platform 2 is for trains to Wo ...

, station code