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dispersal

American  
[dih-spur-suhl] / dɪˈspɜr səl /

noun

  1. dispersion.


dispersal British  
/ dɪˈspɜːsəl /

noun

  1. the act of dispersing or the condition of being dispersed

  2. the spread of animals, plants, or seeds to new areas

"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

Other Word Forms

Etymology

Origin of dispersal

First recorded in 1815–25; disperse + -al 2

Explanation

Dispersal is the act of spreading something around. This could be positive (like a dispersal of money) or negative (like a dispersal of a crowd because of a bomb). If you know that dispersing is when something spreads out or separates, then you have a headstart to understanding dispersal. Dispersal causes something to be diffused or disseminated, like the dispersal of seeds in a garden. A strong wind could cause the dispersal of someone’s homework. A tear gas bomb causes the dispersal of tear gas, which in turn will cause the dispersal of a crowd. Anytime something is spreading out or becoming widespread, there's a dispersal at play.

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Vocabulary lists containing dispersal

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

More than 1,500 notices have been issued since the introduction of the "dispersal zone" in March but the problems in the city centre persist.

From BBC Aug. 17, 2026

More generally, female dispersal and the tendency for males to remain in their natal group also constitute a predominant pattern among the great apes.

From Science Daily Jul. 7, 2026

About half of the arrests were people who remained on the Peninsula after police issued a dispersal order, authorities said.

From Los Angeles Times Jul. 6, 2026

Amid a global biodiversity crisis, birds -- which play a vital role in pollination, seed dispersal and controlling insect populations -- are one of the fastest declining groups.

From Barron's May 20, 2026

Like the changes in seed dispersal, these changes in germination inhibition characterize wheat, barley, peas, and many other crops compared with their wild ancestors.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

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