abactinal

Tanımlar (İngilizce)

1. sıfat Pertaining to the surface or end opposite to the mouth in a radiate animal.

   “The so-called mouth is always placed at one end of these poles, and from it radiate the most prominent organs, in consequence of which I have called this side of the body the oral or actinal area, and the opposite side the aboral or abactinal area.”