Толковый словарь английского языка Oxford English Reference - chemical
Chemical
chemical
adj. & n. --adj. of, made by, or employing chemistry or chemicals. --n. a substance obtained or used in chemistry. Phrases and idioms chemical bond the force holding atoms together in a molecule or crystal. chemical engineer one engaged in chemical engineering, esp. professionally. chemical engineering the design, manufacture, and operation of industrial chemical plants. chemical reaction a process that involves change in the structure of atoms, molecules, or ions. chemical warfare warfare using poison gas and other chemicals. fine chemicals chemicals of high purity usu. used in small amounts. heavy chemicals bulk chemicals used in industry and agriculture. Derivatives chemically adv. Etymology: chemic alchemic f. F chimique or mod.L chimicus, chymicus, f. med.L alchymicus: see ALCHEMY
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I. adjective Date: 1576 of, relating to, used in, or produced by chemistry or the phenomena of chemistry , 2. acting or operated or produced by ~s , detectable by ~ means, ~ly adverb II. noun Date: 1739 a substance obtained by a ~ process or producing a ~ effect, drug 3 ...Толковый словарь английского языка
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