actinal

Definition of Actinal in English :

1. actinal

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

WordNet Lexical Database for English. Princeton University. 2010.

Actinal

adjective

1.

of or denoting the oral part of a radiate animal, such as a jellyfish, sea anemone, or sponge, from which the rays, tentacles, or arms grow

2.

possessing rays or tentacles, as a jellyfish

adjective

of the oral region of a radiate animal, from which the rays or tentacles grow

adj.

Of, relating to, or located on the part of a radially symmetric animal from which the tentacles radiate or the side where the oral area is found.