First Known Use: 1896
Dictionary
polychaete
noun poly·chaete \ˈpä-lē-ˌkēt\
Definition of POLYCHAETE
: any of a class (Polychaeta) of chiefly marine annelid worms (as clam worms) usually with paired segmental appendages, separate sexes, and a free-swimming trochophore larva
— polychaete adjective
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Origin of POLYCHAETE
ultimately from Greek polychaitēs having much hair, from poly- + chaitē long hair
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