/ Thesaurus / C Synonyms of crab nebula Find synonyms for: Noun1. Crab Nebulausage: a remnant of a supernova detected first in 1054 ADWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language