/ Dictionary / Index C Crab Nebula: Meaning and Definition of Find definitions for: Crab' Neb"ula Pronunciation: [key] — Astron. Astron. the remnant of a supernova explosion, observed in 1054 a.d., in the constellation Taurus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. crabmeat crab-plover Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language