red lead

[led]

red lead

[led]
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.
Also called minium.
Compare litharge.


Origin:
1400–50; late Middle English
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Red lead is always a great word to know.
So is quincunx. Does it mean:
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
Collins
World English Dictionary
red lead (lɛd)
 
n
Also called: minium 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: Pb3O4

Collins English Dictionary - Complete & Unabridged 10th Edition
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