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Definition of Lead carbonate
1. Noun. A poisonous white pigment that contains lead.
Medical Definition of Lead carbonate
1. A heavy white powder that is insoluble in water; occasionally, it is used to relieve irritation in dermatitis, but it is used largely in the manufacture of paint and in the arts and is thus productive of lead poisoning. Synonym: ceruse, white lead. (05 Mar 2000)