/ Dictionary / Index P perissodactyl: Meaning and Definition of Find definitions for: pe•ris•so•dac•tyl Pronunciation: (pu-ris"ō-dak'til), [key] — adj. having an uneven number of toes or digits on each foot. —n. any mammal of the order Perissodactyla, comprising the odd-toed hoofed quadrupeds and including the tapirs, rhinoceroses, and horses. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: perissodactyl (Thesaurus) perispore peristalith Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language