/ Thesaurus / R Synonyms of red lead Find synonyms for: Noun1. red lead, minium, oxideusage: a reddish oxide of lead (Pb3O4) used as a pigment in paints and in glass and ceramicsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language