| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024talc /tælk/USA pronunciation n. - talcum powder.
WordReference Random House Unabridged Dictionary of American English © 2024talc (talk),USA pronunciation n., v., talcked or talced (talkt),USA pronunciation talck•ing or talc•ing (tal′king).USA pronunciation n. Also, tal•cum (tal′kəm).USA pronunciation a green-to-gray, soft mineral, hydrous magnesium silicate, Mg3(Si4O10)(OH)2, unctuous to the touch, and occurring usually in foliated or compact masses, used in making lubricants, talcum powder, electrical insulation, etc.- See talcum powder.
v.t. - to treat or rub with talc.
- Persian talk
- Arabic ṭalq mica
- Medieval Latin talcum
- 1595–1605
Collins Concise English Dictionary © HarperCollins Publishers:: talc /tælk/ n
Also: talcum - See talcum powder
- a white, grey, brown, or pale green mineral, found in metamorphic rocks. It is used in the manufacture of talcum powder and electrical insulators. Composition: hydrated magnesium silicate. Formula: Mg3Si4O10(OH)2. Crystal structure: monoclinic
vb (talcs, talcking, talcked, talcs, talcing, talced)- (transitive) to apply talc to
Etymology: 16th Century: from Medieval Latin talcum, from Arabic talq mica, from Persian talkˈtalcose, ˈtalcous adj |