bigonial

adjective

bi·​go·​ni·​al

(ˈ)bī-¦gō-nē-əl

variants or less commonly bigoniac

(ˈ)bī-¦gō-nē-ˌak

: of, relating to, or joining the two gonia

Word History

Etymology

bi- entry 1 + gonial or goniac

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