monsoon

noun

mon·​soon män-ˈsün How to pronounce monsoon (audio)
ˈmän-ˌsün
Synonyms of monsoonnext
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
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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Winds from monsoons, tropical storms, and even seismic activity can lift spores, while consistent rain and atmospheric rivers create the moist conditions that allow fungi to thrive. Brandi D. Addison, USA Today, 30 Mar. 2026 However, the long-term outlook remains uncertain, with the strength of the upcoming monsoon season and the potential development of El Niño and other influential factors. Daniel Manzo, ABC News, 28 Mar. 2026 Historically, wildfire activity ramps up in late March or early April, as snow at the highest elevations begins to thaw, and the season peaks in June before the monsoon arrives. Sarah Henry, AZCentral.com, 28 Mar. 2026 This trail is best hiked March-June or September-October, outside of summer heat and monsoon season. Madison Chapman, Outside, 25 Mar. 2026 See All Example Sentences for monsoon

Word History

Etymology

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

First Known Use

1584, in the meaning defined at sense 1

Time Traveler
The first known use of monsoon was in 1584

Browse Nearby Words

Cite this Entry

“Monsoon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monsoon. Accessed 5 Apr. 2026.

Kids Definition

monsoon

noun
mon·​soon män-ˈsün How to pronounce monsoon (audio)
1
: a periodic wind in the Indian Ocean and southern Asia
2
: the rainy season that accompanies the southwest monsoon
3
: rainfall that is associated with the monsoon season

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