10-letter words containing o, a, s, t
- lactosuria — the presence of lactose in the urine
- lake poets — the English poets Wordsworth, Coleridge, and Southey, who lived in and drew inspiration from the Lake District at the beginning of the 19th century
- lakefronts — Plural form of lakefront.
- lamingtons — Plural form of lamington.
- lampoonist — One who lampoons.
- langostino — langoustine.
- langoustes — Plural form of langouste.
- lanosterol — a sterol, C 30 H 50 O, formed from squalene epoxide, that is a precursor in the biosynthesis of cholesterol and is a component of lanolin.
- late hours — rising and going to bed later than is usual
- latecomers — Plural form of latecomer.
- lattermost — latest; last.
- laudations — Plural form of laudation.
- launceston — a city on N Tasmania.
- lavatories — Plural form of lavatory.
- law courts — a body which adjudicates legal disputes and attempts to administer justice in accordance with the law
- lazarettos — Plural form of lazaretto.
- lazy tongs — extensible tongs for grasping objects at a distance, consisting of a series of pairs of crossing pieces, each pair pivoted together in the middle and connected with the next pair at the extremities.
- lead story — the principal story in a newspaper
- legislator — a person who gives or makes laws.
- leontiasis — a lionlike facial distortion.
- leptospira — any of several spirally shaped, aerobic bacteria of the genus Leptospira, certain species of which are pathogenic for human beings.
- leucoblast — an immature leukocyte.
- leucoplast — a colorless plastid in the cells of roots, storage organs, and underground stems, serving as a point around which starch forms.
- leukoblast — an immature leukocyte.
- liberators — a four-engined heavy bomber widely used over Europe and the Mediterranean by the U.S. Army Air Force in World War II. Symbol: B-24.
- linoleates — Plural form of linoleate.
- lipomatous — a benign tumor consisting of fat tissue.
- lithoclast — an instrument used to break up bladder stones
- lithophysa — a cavity or hollow found in volcanic rocks, caused by expanding gas
- litigators — Plural form of litigator.
- loadmaster — an aircrew member responsible for the loading and stowage of cargo aboard an aircraft.
- loan-shift — change or extension of the meaning of a word through the influence of a foreign word, as in the application in English of the meaning “profession” to the word calling through the influence of Latin vocātio.
- loathesome — Misspelling of loathsome.
- lobsterman — a person who traps lobsters.
- localities — Plural form of locality.
- lockmaster — one in charge of a canal lock
- logansport — a city in N Indiana, on the Wabash River.
- logarithms — Plural form of logarithm.
- logistical — of or relating to logistics.
- long-coats — dress-like garments formerly worn by a baby
- loom-state — (of a woven cotton fabric) not yet dyed
- loon pants — trousers that flare from the knee
- loquatious — Misspelling of loquacious.
- loremaster — (chiefly, fantasy) A wise person with knowledge of history, genealogy and ancient poetry and possibly magic as well.
- lose caste — to lose social status or position
- lose heart — to become despondent or disillusioned (over something)
- lose track — a structure consisting of a pair of parallel lines of rails with their crossties, on which a railroad train, trolley, or the like runs.
- loss ratio — the ratio of the losses paid or accrued by an insurer to premiums earned, usually for a period of one year.
- lost cause — a cause that has been defeated or whose defeat is inevitable.
- lotus land — the land of the lotus-eaters, or any fabulous, dreamlike setting