/smuy"leuh don'/ , n.
any 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 .
[ smíl ( e ) knife + -odon -toothed, having teeth (see -ODONT) ]