talc
Pronunciation: (talk), [key]
— n., v., talcked talced talck•ing talc•ing
—n.
- a green-to-gray, soft mineral, hydrous magnesium silicate, Mg(SiO)(OH), unctuous to the touch, and occurring usually in foliated or compact masses, used in making lubricants, talcum powder, electrical insulation, etc.
- See
—v.t.
- to treat or rub with talc.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.