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(), a.[Cf. F. extractif.] 1. Capable of being extracted. "Thirty grains of extractive matter." Kirwan. 2. Tending or serving to extract or draw out. Certain branches of industry are conveniently designated extractive: e.g., agriculture, pastoral and mining pursuits, cutting of lumber, etc. Cairnes. Extract"ive n. 1. Anything extracted; an extract. Extractives, of which the most constant are urea, kreatin, and grape sugar. H. N. Martin. 2. (Chem.) (a) A chemical principle once supposed to exist in all extracts. [Obs.] (b) Any one of a large class of substances obtained by extraction, and consisting largely of nitrogenous hydrocarbons, such as xanthin, hypoxanthin, and creatin extractives from muscle tissue. スポンサード リンク
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