Share this entry

Share this page

actinian

Line breaks: ac|tin¦ian
Pronunciation: /akˈtɪnɪən
 
/

Definition of actinian in English:

noun

Zoology
A sea anemone.
Example sentences
  • However, actinians, like all coelenterates, capture and digest animal prey with their nematocysts.
  • Even on reefs, most species of host actinians are inconspicuous, unlike their partner fish.
  • The larger, more conspicuous include other species of cold-water coral, actinians and sponges.

Origin

mid 18th century: from the modern Latin genus name Actinia (from Greek aktis, aktin- 'ray') + -an.

Definition of actinian 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 adverts and access premium resources

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