12-letter words containing e, a, r, l, i
- killer whale — any of several predatory dolphins, especially the black-and-white Orcinus orca, found in all seas.
- 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.
- 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.
- labyrinthine — of, relating to, or resembling a labyrinth.
- lace-curtain — characteristic of or aspiring to the standards and attributes of the middle class: Her latest novel traces the rise of a lace-curtain Irish family in Boston.
- 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.
- lady-slipper — cypripedium
- lake herring — a cisco or whitefish, especially Coregonus artedii, of the Great Lakes.
- lake ontario — a province in S Canada, bordering on the Great Lakes. 412,582 sq. mi. (1,068,585 sq. km). Capital: Toronto.
- lammergeiers — Plural form of lammergeier.
- lamp trimmer — a sailor responsible for keeping the oil lamps of a ship burning brightly, especially the deck and navigation lamps.
- lamplighters — Plural form of lamplighter.
- landed price — the price when delivered
- landgraviate — the office, jurisdiction, or territory of a landgrave.
- landgravines — Plural form of landgravine.
- landing gear — the wheels, floats, etc., of an aircraft, upon which it lands and moves on ground or water.
- lansker line — (in Pembrokeshire) the linguistic and ethnic division between the Welsh-speaking north and the English-speaking south
- lantern fish — any of several small, deep-sea fishes of the family Myctophidae, having rows of luminous organs along each side, certain species of which migrate to the surface at night.
- lantern ring — gland2 (def 1).
- laparotomies — Plural form of laparotomy.
- laparotomize — to perform a laparotomy on.
- large-minded — having tolerant views or liberal ideas; broad-minded.
- laryngealize — to pronounce with accompanying constriction of the larynx.
- laser tuning — a technique for adjusting a laser's output frequency to within a specific range, especially in semiconductors.
- laser-guided — (of a missile, etc) guided with the use of a laser beam
- late trading — trading carried out after the standard national exchanges have closed, and which is usually illegal
- lateenrigged — having lateen sails.
- lateral line — the line, or system of lines, of sensory structures along the head and sides of fishes and amphibians, by which the animal is believed to detect water current and pressure changes and vibrations.
- lateral lisp — a speech defect consisting in pronouncing s and z like or nearly like the th- sounds of thin and this, respectively.
- laterization — the weathering process by which rock is changed to laterite.
- laticiferous — bearing or containing latex.
- latin square — a square array of numbers, letters, etc., in which each item appears exactly once in each row and column: used in statistical analysis.
- laue diagram — a diffraction pattern used to study crystal structure, consisting of symmetrically arranged spots obtained when a beam of x-rays, electrons, or neutrons is passed through a thin crystal and exposes a photographic plate.
- laureateship — a person who has been honored for achieving distinction in a particular field or with a particular award: a Nobel laureate.
- law-breaking — Law-breaking is any kind of illegal activity.
- lawbreakings — Plural form of lawbreaking.
- lawyer's wig — the shaggy ink-cap
- lawyerliness — Quality of being lawyerly.
- leading mark — either of two conspicuous objects regarded as points on a line (leading line) upon which a vessel can sail a safe course.
- leading rein — a rein used to lead a horse
- leading role — prominent acting part
- leaf-climber — a plant that climbs by using leaves specialized as tendrils
- lean mixture — A lean mixture is a fuel/air mixture containing a relatively low proportion of fuel.
- leapfrogging — Present participle of leapfrog.
- learnability — (uncountable) the condition of being learnable.
- lectionaries — Plural form of lectionary.
- left-brained — having the left brain dominant, therefore being more adept at logic, calculation, language, and other thought processes or skills usually associated with the left brain.