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WordReference Random House Unabridged Dictionary of American English © 2024smi•lo•don (smī′lə don′),USA pronunciation n. - Paleontologyany of several saber-toothed cats of the extinct genus Smilodon, that ranged from California through most of South America during the Pleistocene Epoch and had upper canine teeth more than 6 in. (15 cm) long. See illus. under saber-toothed tiger.
- Greek smí̄l(ē) knife + -odōn -toothed, having teeth (see -odont)
- Neo-Latin (1842)
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