[ ey-nuhs ]
/ ˈeɪ nəs /
noun, plural a·nus·es.Anatomy.
the opening at the lower end of the alimentary canal, through which the solid refuse of digestion is excreted.
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Origin of anus
First recorded in 1650–60, anus is from the Latin word ānus ring, anus
Other definitions for anus (2 of 2)
a suffix occurring in scientific words of Latin origin: Platanus.
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use anus in a sentence
Anus posterior, median; anterior tentacles, atrophied; foot broad.
Anus nearly always terminal, rarely dorsal, at a little distance from end of body.
Anus orange-coloured, and furnished with a bristle for oviposition.
Anus usually in the upper or oral half of the theca, and never aboral.
British Dictionary definitions for anus
the excretory opening at the end of the alimentary canalRelated adjective: anal
Word Origin for anus
C16: from Latin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for anus
The opening at the lower end of the digestive tract through which solid waste is excreted.
Other words from anusanal adjective
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for anus
The opening through which feces pass out of the body.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.