Thesaurus

irritant

noun

Synonyms & Antonyms of irritant

something that is a source of irritation
  • the whining child was a constant irritant to his long-suffering parents

Synonyms for irritant

Words Related to irritant

Near Antonyms for irritant

See the Dictionary Definition 

Keep scrolling for more

Learn More about irritant

Time Traveler for irritant

Time Traveler

The first known use of irritant was in 1636

See more words from the same year

Cite this Entry

“Irritant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/irritant. Accessed 29 Oct. 2020.

Keep scrolling for more

More from Merriam-Webster on irritant

Dictionary: Definition of irritant

Medical Dictionary: Definition of irritant

Nglish: Translation of irritant for Spanish Speakers

Britannica English: Translation of irritant for Arabic Speakers

Comments on irritant

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

WORD OF THE DAY

Test Your Vocabulary

Here Be Dragons: A Creature Identification Quiz

  • monster werewolf photo
  • Which is a synonym of werewolf?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

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!