| 单词 | lactose |
| 释义 | lactose /lak"tohs/, n. 1. Biochem. a disaccharide, C12H22O11, present in milk, that upon hydrolysis yields glucose and galactose. 2. a white, crystalline, sweet, water-soluble commercial form of this compound, obtained from whey and used in infant feedings, in confections and other foods, in bacteriological media, and in pharmacology as a diluent and excipient. Also called milk sugar, sugar of milk. [1855-60; LACT- + -OSE2] |
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