/ Dictionary / Index G gentoo penguin: Meaning and Definition of Find definitions for: gen'too pen'guin Pronunciation: ( jen't), [key] a penguin, Pygoscelis papua, of small Antarctic islands. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Gentoo gentrice Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language