prostheca

noun

pros·​the·​ca

präsˈthēkə

plural prosthecae

-ē(ˌ)sē

or prosthecas

-ēkəz

: a small sclerite articulated to the base of the mandible in some insects

Word History

Etymology

New Latin, from Greek prosthēkē appendage, addition, from prostithenai to put to, add

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