/ Dictionary / Index G gemination: Meaning and Definition of Find definitions for: gem•i•na•tion Pronunciation: ( jem"u-nā'shun), [key] — n. a doubling; duplication; repetition. the doubling of a consonantal sound. the immediate repetition of a word, phrase, etc., for rhetorical effect. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gemination (Thesaurus) geminate Gemini 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