- a soft, light-colored, monoclinic mineral, MgSiO(OH), with a greasy feel, used to make talcum powder, lubricants, etc.; magnesium silicate
- talcum (powder)
Origin of talcFrench ; from Arabic ?alq
talcked or talced, talck′ing or talc′ing
to use talc on
A fine-grained white, greenish, or gray mineral, Mg3Si4O10(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.
transitive verbtalcked, talck·ing, talcs or talced or talc·ing
To apply this substance to (a photographic plate, for example).
Origin of talcFrench, from Medieval Latin talcum and Old Spanish talco, both from Arabic &tlowdot;alq, from Persian talk.
- A soft mineral of a soapy feel and a greenish, whitish, or grayish color, usually occurring in foliated masses.
(third-person singular simple present talcs, present participle talcing, simple past and past participle talced)
- To apply talc