12-letter words containing a, l, s, t, o
- turbo pascal — (language, product) Borland International's Pascal. Perhaps the first integrated development environment for MS-DOS. Versions 1.0-3.0: standard Pascal with a few extensions Versions 4.0 (1987) and 5.0: separate compilation. Version 5.5: object-oriented. Version 6.0: Turbo Vision OOP library.
- ultraserious — extremely serious
- unhistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- unhospitable — not hospitable
- unrestorable — to bring back into existence, use, or the like; reestablish: to restore order.
- urbanologist — a sociologist specializing in urban life and problems
- urolithiasis — a diseased condition marked by the formation of stones in the urinary tract.
- vasodilation — dilatation of the blood vessels, as by the action of a nerve.
- vasodilatory — of or relating to the dilation of blood vessels
- vasoligation — ligation of the vas deferens.
- vasoligature — vasoligation.
- ventrodorsal — pertaining to the ventral and dorsal aspects of the body; extending from the ventral to the dorsal side.
- vesiculation — characterized by or covered with vesicles.
- viscoelastic — pertaining to a substance having both viscous and elastic properties.
- visitatorial — of or relating to an official visitor or official visitation.
- visuospatial — pertaining to perception of the spatial relationships among objects within the field of vision.
- vital organs — organs in the body that are essential to life
- volstead act — an act of Congress, introduced in 1919 by Andrew J. Volstead to implement the Eighteenth Amendment of the Constitution, which forbade the sale of alcoholic beverages.
- voluntaryism — voluntarism (def 2).
- walkthroughs — Plural form of walkthrough.
- water closet — an enclosed room or compartment containing a toilet bowl fitted with a mechanism for flushing.
- water locust — a spiny tree, Gleditsia aquatica, of the legume family, native to the southeastern coastal U.S., having pinnate leaves, greenish-yellow, bell-shaped flowers, and long-stalked, thin pods.
- water pistol — a toy gun that shoots a stream of liquid.
- watercolours — Plural form of watercolour.
- west babylon — a city on S Long Island, in SE New York.
- west lothian — a historic county in S Scotland.
- westmoreland — William Childs [chahyldz] /tʃaɪldz/ (Show IPA), 1914–2005, U.S. army officer: commander of U.S. forces in Vietnam and Thailand 1964–68.
- white salmon — the yellowtail, Seriola lalandei.
- williamsport — a city in central Pennsylvania, on the Susquehanna River.
- wollastonite — a mineral, calcium silicate, CaSiO 3 , occurring usually in fibrous white masses.
- wool stapler — a dealer in wool.
- worlds apart — in different environments
- worst of all — You say worst of all to indicate that what you are about to mention is the most unpleasant or has the most disadvantages out of all the things you are mentioning.
- yachtspeople — Plural form of yachtsperson.