Definitions

from The Century Dictionary.

  • noun Protoxid of lead, or yellow oxid of lead, PbO.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Chem.) Lead monoxide (also called 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. It is also called lead oxide yellow, as opposed to red lead, which is lead tetroxide Pb3O4.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun chemistry lead monoxide, 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; also, lead oxide yellow, as opposed to red lead, which is lead tetroxide Pb3O4.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the mineral form of lead monoxide; in the form of yellow powder it is used as a pigment

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Middle English masticot, from Old French, perhaps from Old Italian marzacotto, potter's glaze (perhaps from Spanish mazacote, mortar), possibly from Arabic masḥaqūnīyā, perhaps of Greek origin.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

French massicot; English masticot is a corruption

Examples

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.