Dictionary

sphenodon

noun sphen·odon \ˈsfē-nə-ˌdän, ˈsfe-\

Definition of SPHENODON

:  tuatara
sphen·odont \-ˌdänt\ adjective

Origin of SPHENODON

New Latin, genus name, from Greek sphēn wedge + odōn, odous tooth — more at tooth
First Known Use: 1878

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