English dictionary

actinal

/'/&/kt/@/n/-/l/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

adjective

(of radiate organisms) located on the surface or end on which the mouth is situated

adj.all

Antonyms abactinal

Source: WordNet 3.0
Pertaining to the part of a radiate animal which contains the mouth.

adjective

Source: webster1913