/ Dictionary / Index P ptarmigan: Meaning and Definition of Find definitions for: ptar•mi•gan Pronunciation: (tär'mi-gun), [key] — pl. -gans, -gan. any of several grouses of the genus Lagopus, of mountainous and cold northern regions, having feathered feet. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ptarmigan (Thesaurus) Ptah PT boat Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language