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sphenodon

[ sfee-nuh-don, sfen-uh- ]
/ ˈsfi nəˌdɒn, ˈsfɛn ə- /
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noun

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Origin of sphenodon

1875–80; <New Latin: genus name (originally Sphaenodon), equivalent to Greek sphēn-sphen- + -odōn -toothed (see -odont)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for sphenodon

sphenodon
/ (ˈsfiːnəˌdɒn) /

noun

the technical name for the tuatara
C19: from Greek sphēn a wedge + odōn a tooth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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