All articles starting with L
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Labor induction
Labor induction (induction of labor, IOL) is starting labor with medications or mechanical methods. Key facts: Bishop score, oxytocin and prostaglandins, ARRIVE trial 39-week cesarean 18.6% vs 22.2%, WHO 41-week advice.
Labor Left
The Labor Left, also called the Socialist Left Faction, is the social-democratic faction of the Australian Labor Party, formalized in the 1970s and dominant in Victoria.
Labor literature
Labor literature (Korean: 노동문학, nodong munhak) is literature about workers, workplaces, and labor movements, a distinct category in Korean literature that took shape in the 1970s and 1980s.
Labor market
The labor market is the market where workers and employers find each other; it rarely clears perfectly, since monopsony power lets firms pay below workers' marginal product.
Labor market discrimination
Labor market discrimination is the differential treatment of workers or applicants based on group characteristics like race, sex, or disability rather than productivity, studied in hiring, pay, and promotion.
Labor migration
Labor migration is the movement of workers across borders to where their labor is more productive, with 167.7 million migrant workers worldwide in 2022 and remittances of $905 billion in 2024.
Labor mobility
Labor mobility is the movement of workers between jobs, occupations, employers, regions, or countries, which economists see as a principal way labor markets reallocate labor.
Labor movement in Korea under Japanese rule
The labor movement in Korea under Japanese rule (1910–1945) organized Korean workers into unions and strikes, peaking with the 1929 Wonsan general strike, the colonial era's largest labor action.
Labor Party (Mexico)
The Partido del Trabajo (PT) is a Mexican left-wing party founded in 1990, with socialist statutes and a history of electoral coalitions supporting López Obrador and Morena.
Labor Party (United States, 19th century)
Nineteenth-century US labor parties: the 1828 Philadelphia Working Men's Party, the 1871 National Labor Reform Party, the 1878 Greenback-Labor coalition, and later groups like the Socialist Labor Party.
Labor productivity
Labor productivity is a measure of economic performance comparing real output with labor hours worked; the US Bureau of Labor Statistics publishes it as real output per hour worked.
Labor Right
Labor Right is the right-of-centre faction grouping of the Australian Labor Party, adhering to labourism and social democracy, born from the AWU's 1916 NSW machine against William Holman, and dividing ministry positions by factional seat share.
Labor rights
Labor rights, also known as workers' rights, are workers' entitlements to organize and bargain collectively, be free from forced labor and discrimination, and work safely, set by the ILO and national law.
Labor supply
Labor supply is the amount of labor workers offer to the market, covering whether to work at all and how many hours, measured with wage and tax elasticities.
Labor theory of value
The labor theory of value is the classical and Marxian doctrine that exchange value is governed by the labor time required to produce commodities, later displaced by marginalism.
Labor turnover
Labor turnover is the rate at which workers leave jobs and are replaced, usually a yearly percentage; in the United States it is measured by the BLS JOLTS survey.
Labor unions in the United States
Labor unions in the United States are worker organizations that bargain wages and conditions; membership fell from 33.5 percent in 1954 to 9.9 percent in 2024.
Laboratoire Agit'Art
Laboratoire Agit'Art is a Senegalese art collective founded in Dakar in 1974 by Issa Samb and others, known for street performance and its critique of négritude.
Laboratoire de biologie vegetale herbarium
Herbarium of the Laboratoire de Biologie Végétale, Faculty of Sciences, Rabat, Morocco; Index Herbariorum code RAU; cited among Mediterranean macrophytobenthos reference collections, distinct from PCU, ABT, and the MARK herbarium.
Laboratoire national de métrologie et d'essais
The Laboratoire national de métrologie et d'essais (LNE) is France's national reference laboratory for testing and metrology, founded in 1901, based in Paris, and coordinating French metrology since 2005.
Laboratoire Souterrain de Modane
The Laboratoire Souterrain de Modane (LSM) is a deep underground laboratory in the Fréjus road tunnel near Modane, France, Europe's deepest, hosting dark matter and neutrinoless double beta decay experiments.
Laboratori Nazionali del Gran Sasso
Operating under the Gran Sasso massif, the LNGS is an INFN research center in Abruzzo, Italy, hosting experiments in particle and nuclear astrophysics with massive shielding.
Laboratory
A laboratory, from the Medieval Latin laboratorium, is a room or building equipped for scientific experiments or hazardous work, ranging from teaching rooms to facilities like CERN.
Laboratory animal welfare organizations
Laboratory animal welfare organizations are groups that improve the treatment of animals used in scientific research, through voluntary accreditation like AAALAC, statutory regulation, and anti-vivisection advocacy.
Laboratory automation
Laboratory automation is the use of machinery, robotics, and information systems to carry out laboratory procedures like sample preparation, liquid handling, and analysis with reduced human intervention.
Laboratory Critical Values
Laboratory critical values, also called panic or alert values, are life-threatening test results labs must report immediately. Introduced by Lundberg in 1972; required by CLIA, Joint Commission, and ISO 15189.
Laboratory evidence of human immunodeficiency virus
MA14.0 (laboratory evidence of human immunodeficiency virus; HIV test positive) is an ICD-11 code for positive or nonconclusive HIV laboratory findings, mapped to ICD-10 R75, excluding established HIV disease.
Laboratory frame
The laboratory frame is the reference frame of a collision experiment, in which the target particle is initially at rest while the beam particle moves toward it.
Laboratory glassware
Laboratory glassware is glass equipment for scientific work, including beakers, flasks, pipettes, burettes, and funnels, made mostly of borosilicate glass chosen for its heat and chemical resistance.
Laboratory information management system
A laboratory information management system (LIMS) is laboratory software that tracks samples, tests, and results from registration through analysis to archiving, logging who handled each sample and when.