/ Dictionary / Index G Genesee: Meaning and Definition of Find definitions for: Gen•e•see Pronunciation: ( jen"u-sē'), [key] — n. a river flowing N from N Pennsylvania through W New York into Lake Ontario. 144 mi. (230 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. generous genesic Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language