ACRANIA


Meaning of ACRANIA in English

I. (ˈ)āˈkrānēə noun

( -s )

Etymology: New Latin, from a- (II) + -crania

: congenital partial or total absence of the skull

II. noun plural

Usage: capitalized

Etymology: New Latin, from a- (II) + -crania (from Greek kranion skull) — more at cranium

in some classifications : a division of Chordata comprising Hemichordata, Urochordata, and Cephalochorda and including all the chordates without true heads and anterior brains — compare vertebrata

III.

Etymology: New Latin, from a- (II) + -crania (from Greek kranion skull)

synonym of cephalochorda

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.