Proctodeum Definition
noun
An inward fold on the surface of the embryonic ectoderm that develops into part of the anal passage.
American Heritage Medicine
The back ectodermal part of an alimentary canal.
Wiktionary
Other Word Forms of Proctodeum
Noun
Singular:
proctodeum
Plural:
proctodea, proctodeumsOrigin of Proctodeum
New Latin prōctodeum Greek prōktos anus New Latin -odeum (probably from Greek hodaion) (neuter of hodaios on the way) (from hodos way)
From American Heritage Dictionary of the English Language, 5th Edition
From Ancient Greek πρωκτός (prōktós) with ὁδαῖος (odaîos), of ὁδός (odós).
From Wiktionary
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