Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun An inward fold on the surface of the embryonic ectoderm that develops into part of the anal passage.
from The Century Dictionary.
- noun See
proctodæum .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The back ectodermal part of an alimentary canal.
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[New Latin prōctodeum : Greek prōktos, anus + New Latin -odeum (probably from Greek hodaion, neuter of hodaios, on the way, from hodos, way).]
from Wiktionary, Creative Commons Attribution/Share-Alike License
From Ancient Greek πρωκτός with ὁδαῖος, of ὁδός.
Support
Help support Wordnik (and make this page ad-free) by adopting the word proctodeum.
Examples
-
This invagination is termed the proctodeum, and it meets with the entoderm of the hind-gut and forms with it the anal membrane.
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.