Zool. one of a series of slitlike openings in the walls of the pharynx between the branchial arches of fishes and aquatic amphibians through which water passes from the pharynx to the exterior. Also called visceral cleft .
BRANCHIAL CLEFT
Meaning of BRANCHIAL CLEFT in English
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012