/ Thesaurus / I Synonyms of isaac newton Find synonyms for: Noun1. Newton, Isaac Newton, Sir Isaac Newtonusage: English mathematician and physicist; remembered for developing the calculus and for his law of gravitation and his three laws of motion (1642-1727)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language