noun poly·chaete \ˈpä-lē-ˌkēt\

Definition of polychaete

  1. :  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



Origin and Etymology of polychaete

ultimately from Greek polychaitēs having much hair, from poly- + chaitē long hair

First Known Use: 1891

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