polychaete(redirected from polychaetous)
Any of various annelid worms of the class Polychaeta, including mostly marine worms such as the lugworm, and characterized by fleshy paired appendages tipped with bristles on each body segment.
[New Latin Polychaeta, class name, from Greek polukhaitēs, with much hair : polu-, poly- + khaitē, long hair.]
pol′y·chaete′, pol′y·chae′tous adj.
(Animals) any marine annelid worm of the class Polychaeta, having a distinct head and paired fleshy appendages (parapodia) that bear bristles (chaetae or setae) and are used in swimming: includes the lugworms, ragworms, and sea mice
(Animals) of, relating to, or belonging to the class Polychaeta
[C19: from New Latin, from Greek polukhaitēs: having much hair; see chaeta]
1. any of various marine annelid worms of the class Polychaeta, having regularly paired body bristles and often other appendages.adj.
2. Also, pol`y•chae′tous. belonging or pertaining to the Polychaeta.
Any of various often brightly colored, meat-eating worms that are related to earthworms and leeches and usually live in the ocean. Each segment of a polychaete has a pair of fleshy appendages that are tipped with bristles, used for swimming or burrowing.
|Noun||1.||polychaete - chiefly marine annelids possessing both sexes and having paired appendages (parapodia) bearing bristles|
annelid, annelid worm, segmented worm - worms with cylindrical bodies segmented both internally and externally
lobworm, lugworm, lug - marine worms having a row of tufted gills along each side of the back; often used for fishing bait
sea mouse - any of several large worms having a broad flattened body with a mat of coarse hairs covering the back
bloodworm - a segmented marine worm with bright red body; often used for bait