English

amnioexchange

From amnio- + exchange.

Ancient Greek ἀμνῐ́ον ‘caul, membrane around the fetus’

Proto-Celtic *kambos ‘twisted, crooked’

…

Old French eschangier

Old French eschange ‘exchange’

Anglo-Norman eschaunge

Middle English eschaunge ‘trade’

Today it means

noun The removal, dilution or replacement of amniotic fluid.

Language periods are conventional ranges, not dates for this word.

Etymograph / amnioexchange