What does "polychete" mean?

Any of many annelid worms, of the class Polychaeta, such as the lugworm; they have a segmented body with pairs of bristles on each segment.

What is a synonym for "polychete"?

Common synonyms include: bristle worm, marine worm, polychaete, polychaete worm, polychete worm.

noun

noun ·Rare ·Advanced level

Noun

1
Any of many annelid worms, of the class Polychaeta, such as the lugworm; they have a segmented body with pairs of bristles on each segment.
2
chiefly marine annelids possessing both sexes and having paired appendages (parapodia) bearing bristles wordnet

From Ancient Greek πολύς (polús, “many”) + χαίτη (khaítē, “chaeta”), equivalent to poly- + chaeta.