glyptodont
/ˈglɪptədɒnt/noun
1- a fossil South American edentate mammal of the Cenozic era, related to armadillos but much larger. Glyptodonts had fluted teeth and a body covered in a thick bony carapace.雕齿兽。
1.1
- Family Glyptodontidae, order Xenarthra (or Edentata): several genera, including Glyptodon.雕齿兽科, 异关节目（或贫齿目）, 数属, 包括雕齿兽属。
词源
mid 19th cent.: from Greek gluptos 'carved' （from gluphein 'carve'） + odous, odont- 'tooth'.