Share this entry

Share this page

Polychaeta

Line breaks: Poly|chaeta
Pronunciation: /ˌpɒlɪˈkiːtə
 
/

Definition of Polychaeta in English:

plural noun

Zoology
A class of marine annelid worms which comprises the bristle worms.
Example sentences
  • These include some Foraminiferida, Hydrozoa and Scleractinia, Bryozoa, Brachiopoda, Pelecypoda, Polychaeta, and Cirripedia.
  • In traditional classification schemes, the Annelida consists of the Polychaeta and the Clitellata (the latter including the Oligochaeta and Hirudinida).
  • The phylum Annelida is traditionally divided into three classes: Oligochaeta, Hirudinida, and Polychaeta (marine annelids).

Origin

modern Latin (plural), from Greek polu- 'many' + khaitē 'mane' (taken to mean 'bristle').

Definition of Polychaeta in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day resilient
Pronunciation: rəˈzilyənt
adjective
able to recoil or spring back into shape…