[ 'amnɪən ]
■ noun ( plural ~s or amnia ) the innermost membrane that encloses the embryo of a mammal, bird, or reptile.
Derivatives
amniotic adjective
Origin
C17: from Gk, 'caul', dimin. of amnos 'lamb'.
AMNION
Meaning of AMNION in English
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004