adjective
or al·lan·to·am·ni·ot·ic ə|lan(ˌ)tōˌ ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷
Etymology: allant- + amnionic or amniotic
: relating to the allantois and amnion especially when fused into a single membrane — compare chorioallantois
adjective
or al·lan·to·am·ni·ot·ic ə|lan(ˌ)tōˌ ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷
Etymology: allant- + amnionic or amniotic
: relating to the allantois and amnion especially when fused into a single membrane — compare chorioallantois
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012