mon·​soon | \ män-ˈsün How to pronounce monsoon (audio) , ˈmän-ˌsün \

Definition of monsoon

1 : a periodic wind especially in the Indian Ocean and southern Asia
2 : the season of the southwest monsoon in India and adjacent areas that is characterized by very heavy rainfall
3 : rainfall that is associated with the monsoon

Keep scrolling for more

Other Words from monsoon

monsoonal \ män-​ˈsü-​nᵊl How to pronounce monsoon (audio) , ˈmän-​ˌsü-​ \ adjective

Examples of monsoon in a Sentence

floods caused by summer monsoons
Recent Examples on the Web And with monsoon storms also come flash floods caused by heavy rains associated with severe thunderstorms. Laura Daniella Sepulveda, The Arizona Republic, 16 July 2021 The flood was part of monsoon storms that have inundated Arizona this week, including in Flagstaff where city streets were left a muddy mess when water filled with logs and debris swept through., 14 July 2021 There will also be monsoon storms in the Desert Southwest through midweek. Todd Nelson, Star Tribune, 13 July 2021 The good news is that the annual monsoon season in Arizona and New Mexico looks to be starting, Oravec said. Time, 12 July 2021 Fatal lightning strikes are very common in India, especially in May and June, when monsoon season hits and brings heavy rains, according to CNN and BBC News. Joelle Goldstein,, 12 July 2021 Eleven tourists were struck by lightning while taking selfies at a popular tourist destination in the Indian state of Rajasthan, underscoring the deadly effects of the area’s monsoon season. Washington Post, 12 July 2021 Tens of thousands of customers in the Phoenix area were without power Friday night due to a monsoon-like storm. Fox News, 10 July 2021 The average start date for monsoon storms is July 6, Selover said. Weldon B. Johnson, azcentral, 8 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'monsoon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of monsoon

1584, in the meaning defined at sense 1

History and Etymology for monsoon

obsolete Dutch monssoen, from Portuguese monção, from Arabic mawsim time, season

Keep scrolling for more

Learn More About monsoon

Time Traveler for monsoon

Time Traveler

The first known use of monsoon was in 1584

See more words from the same year

Dictionary Entries Near monsoon



monsoon forest

See More Nearby Entries 

Statistics for monsoon

Last Updated

17 Jul 2021

Cite this Entry

“Monsoon.” Dictionary, Merriam-Webster, Accessed 28 Jul. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for monsoon



English Language Learners Definition of monsoon

: a wind in the Indian Ocean and southern Asia that brings heavy rains in the summer
: the rainy season that occurs in southern Asia in the summer
: the rain that falls during this season


mon·​soon | \ män-ˈsün How to pronounce monsoon (audio) \

Kids Definition of monsoon

1 : a wind in the Indian Ocean and southern Asia that blows from the southwest from April to October and from the northeast from October to April
2 : the rainy season that comes with the southwest monsoon

More from Merriam-Webster on monsoon

Thesaurus: All synonyms and antonyms for monsoon

Nglish: Translation of monsoon for Spanish Speakers Encyclopedia article about monsoon


Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
True or False

Test your knowledge - and maybe learn something along the way.

 AlphaBear 2

Spell words. Make bears.

Love words? Need even more definitions?

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