"artiodactyl" in the noun sense
1. even-toed ungulate, artiodactyl, artiodactyl mammal
placental mammal having hooves with an even number of functional toes on each foot
"artiodactyl" in the adjective sense
1. artiodactyl, artiodactylous, even-toed
of or relating to or belonging to mammals of the order Artiodactyla
Source: WordNet® (An amazing lexical database of English)
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