/ Dictionary / Index A artificial gravity: Meaning and Definition of Find definitions for: ar'tifi'cial grav'ity Pronunciation: [key] a simulated gravity or sensation of weight established within a spacecraft by means of the craft's rotation, acceleration, or deceleration. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. artificial gene artificial harmonics Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language