n.
Pronunciation: ' pä-l ē - ˌ k ē t
Function: noun
Etymology: ultimately from Greek polychait ē s having much hair, from poly- + chait ē longitude hair
Date: 1896
: 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