/ Dictionary / Index C cell fusion: Meaning and Definition of Find definitions for: cell' fu"sion Pronunciation: [key] — Biol. Biol. the merging of two or more cells into a single cell. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. celled cellhouse Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language