Talc definitions

tălk
A soft, light-colored, monoclinic mineral, Mg3Si4O10(OH)2, with a greasy feel, used to make talcum powder, lubricants, etc.; magnesium silicate.
noun
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noun
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To use talc on.
verb
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A fine-grained white, greenish, or gray mineral, Mg3 Si4 O10 (OH)2 , having a soft soapy feel and used in talcum and face powder, as a paper coating, and as a filler for paint and plastics.
noun
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To apply this substance to (a photographic plate, for example).
verb
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A very soft white, greenish, or gray monoclinic mineral usually occurring as massive micalike flakes in igneous or metamorphic rocks. It has a soapy texture and is used in face powder and talcum powder, for coating paper, and as a filler in paints and plastics. Chemical formula: Mg3Si4O10(OH)2.
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A soft mineral of a soapy feel and a greenish, whitish, or grayish color, usually occurring in foliated masses.
noun
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To apply talc.
verb
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Origin of talc

French from Medieval Latin talcum Old Spanish talco both from Arabic ṭalq from Persian talk