plural noun
Hex·​an·​chi·​dae | \ hekˈsaŋkəˌdē \

Definition of Hexanchidae

: a family of sharks consisting of many fossil forms and a few living forms that have one dorsal fin and a palatoquadrate which articulates with the postorbital part of the skull

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History and Etymology for Hexanchidae

New Latin, from Hexanchus, type genus + -idae

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Cite this Entry

“Hexanchidae.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/Hexanchidae. Accessed 10 December 2019.

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to state or do over again or repeatedly

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