DISTILLATION n.
ex solid substances, so that the ultimate constituents are separated or evolved in new compounds, -- usually requiring a high degree of heat; as, the destructive distillation of soft coal or of wood. -- Dry distillation, the distillation of substances by themselves, or without the addition of water or of other volatil…
DUALISTIC a.
m.), the theory, originated by Lavoisier and developed by Berzelius, that all definite compounds are binary in their nature, and consist of two distinct constituents, themselves simple or complex, and possessed of opposite chemical or electrical affinities.
DUST n.
ash; pay down the money. [Slang] "My lord, quoth the king, presently deposit your hundred pounds in gold, or else no going hence all the days of your life. . . . The Abbot down with his dust, and glad he escaped so, returned to Reading." Fuller. -- Dust brand (Bot.), a fungous plant (Ustilago Carbo); -- called also sm…
DUTCH a.
land, or to its inhabitants. Dutch auction. See under Auction. -- Dutch cheese, a small, pound, hard cheese, made from skim milk. -- Dutch clinker, a kind of brick made in Holland. It is yellowish, very hard, and long and narrow in shape. -- Dutch clover (Bot.), common white clover (Trifolium repens), the seed of wh…
DUTY n.
ng engine, as measured by work done by a certain quantity of fuel; usually, the number of pounds of water lifted one foot by one bushel of coal (94 lbs. old standard), or by 1 cwt. (112 lbs., England, or 100 lbs., United States).