/ Thesaurus / F Synonyms of french ultramarine Find synonyms for: Noun1. French blue, French ultramarine, French ultramarine blue, ultramarine, ultramarine blueusage: ultramarine pigment prepared artificiallyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language