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WordReference Random House Unabridged Dictionary of American English © 2024white′ lead′ (led),USA pronunciation - Chemistrya white, heavy powder, basic lead carbonate, 2PbCO3·Pb(OH)2, used as a pigment, in putty, and in medicinal ointments for burns.
- Chemistrythe putty made from this substance in oil.
- late Middle English 1400–50
Collins Concise English Dictionary © HarperCollins Publishers:: white lead /lɛd/ n
Also called: ceruse a white solid usually regarded as a mixture of lead carbonate and lead hydroxide; basic lead carbonate: used in paint and in making putty and ointments for the treatment of burns. Formula: 2PbCO3.Pb(OH)2- either of two similar white pigments based on lead sulphate or lead silicate
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