aboral

/æbˈɔrəl/

Definitions of aboral

1. adjective

   opposite to or away from the mouth
   “the aboral surface of a starfish”

   antonyms:

   oral

   of or involving the mouth or mouth region or the surface on which the mouth is located

   buccal

   oriented toward the inside of the cheek

   buccal

   lying within the mouth