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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.

Dispersal season, when coyotes go looking for their own territory, typically lasts from fall to early winter, but it’s not unheard of in January, Wilkinson wrote in an email.

From Los Angeles Times • Jan. 20, 2026

Police said two people were arrested on Wednesday evening, while 25 Dispersal Orders were issued in Edinburgh - with a further 20 in Glasgow.

From BBC • Nov. 6, 2025

He ended up working for Britain’s Petroleum Warfare Department and sharing a patent for something called FIDO, or Fog Investigation and Dispersal Operation, which helped clear fog so aircraft could land in bad weather conditions.

From Slate • Dec. 20, 2021

Dispersal from the park was easy; the crowds spilled out onto Fifth Avenue.

From New York Times • Jan. 27, 2017

In the preceding pages I have traced the laborious research by which the methods of Plant Dispersal were established by Darwin.

From Darwin and Modern Science by Seward, A. C. (Albert Charles)

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