abactinal

/ æbˈæktɪnəl /

adjective

1. zoology (of organisms showing radial symmetry) situated away from or opposite to the mouth; aboral

Derived Forms

• abˈactinally, adverb

Example Sentences

The plane of the actinal surface at first meets that of the abactinal at an acute or nearly right angle.

From Project Gutenberg

The abactinal disc now also grows out into five short processes, separated by five shallow notches.

From Project Gutenberg

These two series also differ from each other in the relations of the abactinal nerve-system.

From Project Gutenberg