| massicot | <chemistry> Lead protoxide, PbO, obtained as a yellow amorphous powder, the fused and crystalline form of which is called litharge; lead ocher. It is used as a pigment. Massicot is sometimes used by painters, and also as a drier in the composition of ointments and plasters. Origin: F. Massicot; E. Masticot is a corruption. Source: Websters Dictionary (01 Mar 1998) |
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