滑石
Talcum \Tal"cum\, n. [NL.] (Min.) Same as {Talc}.
talcum n 1: a fine grained mineral having a soft soapy feel and consisting of hydrated magnesium silicate; used in a variety of products including talcum powder [syn: {talc}] 2: a toilet powder made of purified talc and usually scented; absorbs excess moisture [syn: {talcum powder}]