Dictionary

¹tricuspid

adjective tri·cus·pid \(ˌ)trī-ˈkəs-pəd\

Definition of TRICUSPID

: having three cusps <a tricuspid molar>

Latin tricuspid-, tricuspis, from tri- + cuspid-, cuspis point

First Known Use: 1834

noun

: a tricuspid anatomical structure; especially : a tooth having three cusps

1856

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