12-letter words containing a, r, o, l
- isobilateral — (esp of a leaf) capable of being divided into symmetrical halves along two different planes
- isoprenaline — a compound that is a derivative of adrenaline and that is used to treat asthma and bronchial conditions. Formula: C11H17NO3
- isothermally — occurring at constant temperature.
- jaculiferous — having dartlike spines.
- japan clover — a drought-resistant bush clover, Lespedeza striata, of the legume family, introduced to the southern Atlantic states from Asia, having numerous tiny trifoliate leaves valued for pasturage and hay.
- jelenia gora — a city in SW Poland, a historic mining center.
- jeopardously — with risk or peril
- jim crow law — any state law discriminating against black persons.
- jocularities — the state or quality of being jocular.
- jodrell bank — site of a radio astronomy observatory (Nuffield Radio Astronomy Laboratories) in NE Cheshire, England, that operates a 250-foot (76-meter) radio telescope.
- journalistic — of, relating to, or characteristic of journalists or journalism.
- jugal furrow — (in certain insects) the crease, between the anal and jugal veins, along which the wing folds.
- junior class — the penultimate class in high school or college
- kalmar sound — a strait between SE Sweden and Öland Island. 85 miles (137 km) long; 14 miles (23 km) wide.
- karlovy vary — a city in W Czech Republic: mineral springs; Carlsbad Decrees (1819).
- keratohyalin — (biology) A protein structure found in granules in the stratum granulosum of the epidermis, which may be involved in keratinization, and in Hassall corpuscles in the thymus.
- keratoplasty — plastic surgery performed upon the cornea, especially a corneal transplantation.
- kilocalories — Plural form of kilocalorie.
- kleptocratic — a government or state in which those in power exploit national resources and steal; rule by a thief or thieves.
- kluge around — (jargon) To avoid a bug or difficult condition by inserting a kluge. Compare workaround.
- kolyma range — a mountain range in NE Russia, in NE Siberia, extending about 1100 km (700 miles) between the Kolyma River and the Sea of Okhotsk. Highest peak: 1862 m (6109 ft)
- la mano nera — Black Hand (def 1).
- labia majora — female genitals: outer folds of skin
- labia minora — female genitals: inner folds of skin
- labor market — the available supply of labor considered with reference to the demand for it.
- labor-saving — A labor-saving device or idea makes it possible for you to do something with less effort than usual.
- laboratorial — a building, part of a building, or other place equipped to conduct scientific experiments, tests, investigations, etc., or to manufacture chemicals, medicines, or the like.
- laboratorian — a building, part of a building, or other place equipped to conduct scientific experiments, tests, investigations, etc., or to manufacture chemicals, medicines, or the like.
- laboratories — a building, part of a building, or other place equipped to conduct scientific experiments, tests, investigations, etc., or to manufacture chemicals, medicines, or the like.
- labour costs — the charges incurred when employing labour; the wages, etc, paid to workers, esp those employed to do physical work
- labour force — The labour force consists of all the people who are able to work in a country or area, or all the people who work for a particular company.
- labour pains — the pains felt during the contractions of childbirth
- labour party — a political party in Great Britain, formed in 1900 from various socialist and labor groups and taking its present name in 1906.
- labouriously — Alternative form of laboriously.
- laboursaving — reducing (human) effort, hard work, or labour
- labrador tea — a North American bog shrub, Ledum groenlandicum, of the heath family, having evergreen leaves and rounded clusters of white flowers.
- lachrymation — the secretion of tears, especially in abnormal abundance.
- lachrymatory — of, relating to, or causing the shedding of tears.
- lachrymiform — Shaped like a teardrop.
- lachrymosity — suggestive of or tending to cause tears; mournful.
- lactoprotein — any protein existing in milk.
- ladder logic — (programming) Source code formatted in two columns with conditions on the left that lead to outputs on the right: if (c1) s1 else if (c2) s2 else if (c3) s3 ... (2007-03-15)
- ladies' room — a public lavatory for women.
- lahore party — a modern sect, divided into an older group (Qadianis) and a newer group (Lahore party)
- lake ontario — a province in S Canada, bordering on the Great Lakes. 412,582 sq. mi. (1,068,585 sq. km). Capital: Toronto.
- lake torrens — a shallow salt lake in E central South Australia, about 8 m (25 ft) below sea level. Area: 5776 sq km (2230 sq miles)
- lamella roof — a vaulted roof composed of lamellae.
- laminar flow — the flow of a viscous fluid in which particles of the fluid move in parallel layers, each of which has a constant velocity but is in motion relative to its neighboring layers.
- lampadedromy — (in ancient Greece) a relay race in which the runners or riders carried a lighted torch
- lamprophyres — Plural form of lamprophyre.