/ Thesaurus / A Synonyms of astrophysicist Find synonyms for: Noun1. astrophysicist, astronomer, uranologist, stargazerusage: an astronomer who studies the physical properties of celestial bodiesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language