anus

¹

[ ey-nuhs ]

noun

, Anatomy.

, plural a·nus·es.

1. the opening at the lower end of the alimentary canal, through which the solid refuse of digestion is excreted.

-anus

²

1. a suffix occurring in scientific words of Latin origin:

   Platanus.

anus

/ ˈeɪnəs /

noun

1. the excretory opening at the end of the alimentary canal anal

anus

/ ā′nəs /

1. The opening at the lower end of the digestive tract through which solid waste is excreted.

anus

1. The opening through which feces pass out of the body.

Word History and Origins

Origin of anus¹

First recorded in 1650–60, anus is from the Latin word ānus ring, anus

Origin of anus²

< Latin -ānus; -an

Word History and Origins

Origin of anus¹

C16: from Latin

Example Sentences

Anus posterior, median; anterior tentacles, atrophied; foot broad.

From Project Gutenberg

Anus nearly always terminal, rarely dorsal, at a little distance from end of body.

From Project Gutenberg

Anus orange-coloured, and furnished with a bristle for oviposition.

From Project Gutenberg

Anus usually in the upper or oral half of the theca, and never aboral.

From Project Gutenberg

Anus in posterior interradius, on oral surface, closed by valvular pyramid.

From Project Gutenberg