Definition of oreodont
: any of several extinct, four-toed, ruminant, artiodactyl mammals (families Merycoidodontidae and Agriochoeridae) living in North America from the Eocene to the early Pliocene and having a general resemblance to swine in form with a short face, a long body, and short legs A closer look revealed bone fragments and teeth of an oreodont—a sheep-sized mammal that grazed here in herds thirty million years ago. — John Madson, in Words from the Land, 1988
oreodontadjective Because oreodont fossils are so common, this one was documented and left in place. — Tom Majeski, St. Paul (Minnesota) Pioneer Press, 19 Aug. 2000
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of oreodont
New Latin Oreodontidae
First Known Use: 1869
Seen and Heard
What made you want to look up oreodont? Please tell us where you read or heard it (including the quote, if possible).