Dictionary.com
definitions
  • synonyms

flatus

[fley-tuh s]
See more synonyms for flatus on Thesaurus.com
noun, plural fla·tus·es.
  1. intestinal gas produced by bacterial action on waste matter in the intestines and composed primarily of hydrogen sulfide and varying amounts of methane.
Show More

Origin of flatus

1660–70; < New Latin; Latin: a blowing, breathing, breath, equivalent to flā(re) to blow + -tus suffix of v. action
Also called gas.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for flatus

Historical Examples


British Dictionary definitions for flatus

flatus

noun plural -tuses
  1. gas generated in the alimentary canal
Show More

Word Origin

C17: from Latin: a blowing, snorting, from flāre to breathe, blow
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

Word Origin and History for flatus

n.

1660s, from Latin flatus "a blowing," from flare "to blow" (see blow (v.1)).

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

flatus in Medicine

flatus

(flātəs)
n.
  1. Gas generated in or expelled from the digestive tract, especially from the stomach or intestines.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.