anus

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anus

the excretory opening at the end of the alimentary canal
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

anus

[′ā·nəs]
(anatomy)
The posterior orifice of the alimentary canal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
To examine differences in the fungistatic capacity of the anal secretions from males versus females and sexually mature adults versus sexually immature adults, the anal secretions were collected from each and used in fungistasis quantification assays.
The inoculums that contained the anal secretions of sexually mature beetles produced no colonies on the CMA plates.
"Anal secretions make it smell just like a rotting corpse." Judi Dench eat your heart out.