proamnion
noun
pro·am·ni·on
| \ -ˈam-nē-ˌän, -ən
\
\
plural proamnions
or proamnia\ -nē-ə
\
\
Medical Definition of proamnion
: an area in the anterior part of the blastoderm of an early amniote embryo that is free of mesoderm
Other Words from proamnion
proamniotic
\ -ˌam-nē-ˈät-ik
\
adjective
\
adjective