Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

See What's Trending Now See More Trending Words

flatus

play
noun fla·tus \ˈflā-təs\

Definition of flatus

  1. :  gas generated in the stomach or bowels

Indulge Your Inner Word Nerd

alt-5991e113c97b3
Trending: Trump Calls Racism 'Repugnant'
video-title-words-of-the-year-1066
Words of the Year: 1066
image1458426927
Good Words for Strong Flavors
alt-599492594f435
How 'Wonderful' Lost Its Sense of Wonder

Origin and Etymology of flatus

Latin, act of blowing, act of breaking wind

Medical Dictionary

flatus

play
noun fla·tus \ˈflāt-əs\

Medical Definition of flatus

  1. :  gas generated in the stomach or bowels

Learn More about flatus

  1. See words that rhyme with flatus Britannica.com: Encyclopedia article about flatus

Seen and Heard

What made you want to look up flatus? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

oppugn

play

to fight against or to call in question

Get Word of the Day daily email!

TRENDING NOW

  1. repugnant Trump clarifies his position on racism

  2. white nationalist, white supremacist Trending in 2017

  3. bereft "Lacking something needed, wanted, or expected"

  4. impanel "To choose people to serve on a jury"

  5. cosmopolitan "Worldly"

SEE ALL

BROWSE DICTIONARY

flatus

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time-traveler-quiz-which-word-came-first
  • Which came first?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

alt-599492594f435
How 'Wonderful' Lost Its Sense of Wonder

A case of semantic bleaching

dog-covering-face
Don't Let Reading This Be Another 'Coulda' 'Shoulda' 'Woulda'

PSA: They're three separate words.

image1458426927
Food Words for Strong Flavors

A tasting menu of vivid flavor descriptions

alt-5993066a3afad
What's the Plural of 'Maitre d''?

Use this word to confuse a French speaker.

Ask the Editors

video-title-words-of-the-year-1066
Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

payday
How Often Is 'Biweekly'?

Don't get us started on 'bimonthly'

video-irregardless-grammar-peeve-blend-of-the-synonyms-irrespective-and-regardless
Irregardless

It is in fact a real word (but that doesn't mean you should use it).

video-moose-goose-weird-plurals
Weird Plurals

One goose, two geese. One moose, two... moose. What's up with that?

Word Games

time-traveler-quiz-which-word-came-first
Time Traveler Quiz: Which Word Came First?

Which word entered the English language first?

Take the quiz
name-more-food
Name More Food!

Test your knowledge of food vocabulary!

Take the quiz
How Strong Is Your Vocabulary?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Take the quiz
Bee Cubed
Bee Cubed

Listen to the words and spell through all three levels.

Play the game