red lead

[ led ]
/ lɛd /

noun

an orange to red, heavy, earthy, water-insoluble, poisonous powder, Pb3O4, obtained by heating litharge in the presence of air: used chiefly as a paint pigment, in the manufacture of glass and glazes, and in storage batteries.

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Also called minium.
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Origin of red lead

late Middle English word dating back to 1400–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for red lead

British Dictionary definitions for red lead

red lead
/ (lɛd) /

noun

a bright-red poisonous insoluble oxide of lead usually obtained as a powder by heating litharge in air. It is used as a pigment in paints. Formula: Pb 3 O 4Also called: minium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012