massicot

mas·si·cot  (ms-kt, -k)

n.

1. The mineral form of lead monoxide, PbO.

2. A yellow powder, PbO, used as a pigment.

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

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massicot [ˈmæsɪˌkɒt]

n

(Earth Sciences / Minerals) a yellow earthy secondary mineral consisting of lead oxide. Formula: PbO

[via French from Italian marzacotto ointment, perhaps from Arabic shabb qubti Egyptian alum]

Thesaurus

Noun

1.

massicot - the mineral form of lead monoxide; in the form of yellow powder it is used as a pigment massicotite lead ore - ore containing lead