Definition of "artiodactyl" []

• Any of various hoofed mammals of the order Artiodactyla, which includes cattle, deer, camels, hippopotamuses, sheep, and goats, that have an even number of toes, usually two or sometimes four, on each foot. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "There are at least eleven different species intermediate between artiodactyls and cetaceans in the fossil record and they occur in precisely the right sequence expected if cetaceans are derived from artiodactyl ancestors."
• "It has a nice figure of artiodactyl phylogeny, including cetaceans."
• "The artiodactyl in the photo is a charismatic and very friendly male Babirusa."