20-letter words containing o, l, d, r, i
- trailing vortex drag — drag arising from vortices that occur behind a body moving through a gas or liquid
- transcendental logic — (in Kantian epistemology) the study of the mind with reference to its perceptions of external objects and to the objective truth of such perceptions.
- tribromoacetaldehyde — bromal.
- trichloroacetic acid — a toxic, deliquescent, and colorless crystalline compound, C 2 HCl 3 O 2 , soluble in water, alcohol, and ether: used in the synthesis of pharmaceuticals, herbicides, and other chemicals, and as a reagent for the detection of albumin. Abbreviation: TCA.
- troilus and cressida — a satiric comedy (1598–1602?) by Shakespeare.
- tropical disturbance — a very weak, or incipient, tropical cyclone.
- turnip-rooted celery — celeriac.
- underground railroad — Also called underground railway. a railroad running through a continuous tunnel, as under city streets; subway.
- unified field theory — electroweak theory.
- unsaddling enclosure — the area at a racecourse where horses are unsaddled after a race and often where awards are given to owners, trainers, and jockeys
- uranium hexafluoride — a colorless, water-insoluble, crystalline, volatile solid, UF 6 , used in its gaseous state in separating uranium 235 from uranium.
- walking-around money — money that is carried on the person for routine expenses and minor emergencies; pocket money.
- walton and weybridge — a city in Surrey, SE England: a London suburb.
- wardrobe malfunction — an embarrassing situation caused by the clothes a person is wearing
- white-flowered gourd — the hard-shelled fruit of any of various plants, especially those of Lagenaria siceraria (white-flowered gourd or bottle gourd) whose dried shell is used for bowls and other utensils, and Cucurbita pepo (yellow-flowered gourd) used ornamentally. Compare gourd family.
- wide-angle converter — a person or thing that converts.
- william westmoreland — William Childs [chahyldz] /tʃaɪldz/ (Show IPA), 1914–2005, U.S. army officer: commander of U.S. forces in Vietnam and Thailand 1964–68.
- wilson cloud chamber — cloud chamber.
- winsoft products ltd — (company) The company which produces EMBLA Pro. E-mail: WinSoft Products Ltd <[email protected]>
- woolly spider monkey — a rare related monkey, Brachyteles arachnoides, of SE Brazil
- woolsorters' disease — pulmonary anthrax in humans, caused by inhaling the spores of Bacillus anthracis, which may contaminate wool fleece.
- working-capital fund — a fund established to finance operating activities in an industrial enterprise.