/ Dictionary / Index G gyration: Meaning and Definition of Find definitions for: gy•ra•tion Pronunciation: ( jī-rā'shun), [key] — n. the act of gyrating; circular or spiral motion; revolution; rotation; whirling. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gyration (Thesaurus) gyrate gyratory Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language