cardinal tooth

noun

Definition of cardinal tooth

: a tooth of the hinge of a bivalve mollusk's shell situated just under the umbo and often relatively large — compare lateral tooth

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History and Etymology for cardinal tooth

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Cite this Entry

“Cardinal tooth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cardinal%20tooth. Accessed 31 Oct. 2020.

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