Definition of: perissodactyl

(pə·ris′ō·dak′til) adjective
1. Odd–toed.
2. Of or pertaining to an order of ungulates (Perissodactyla) with an odd number of digits and an enlarged cecum, including horses, tapirs, rhinoceroses, etc.
—noun An ungulate mammal belonging to this order. Also pe·ris′so·dac′tyle. [<NL <Gk. perissos odd, uneven + dactylos finger, toe]
—pe·ris′·so·dac·tyl′ic, ·dac′ty·lous adjective
—pe·ris′so·dac′·ty·lism noun