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View synonyms for die-off

die-off

[ dahy-awf, -of ]

noun

  1. a sudden, natural perishing of large numbers of a species, population, or community.


die-off

/ ôf′ /

  1. A sudden, severe decline in a population or community of organisms as a result of natural causes. Local die-offs can be caused by such factors as an unusual or extreme weather pattern, an outbreak of disease, or toxic algal blooms in a body of water. Widespread or global die-offs in which a species or group of species becomes extinct are generally associated with rapid climate change or other large-scale environmental dislocations.


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Word History and Origins

Origin of die-off1

First recorded in 1935–40; noun use of verb phrase die off

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Idioms and Phrases

Perish one by one, as in A celibate community, the Shakers are dying off . [Late 1600s]

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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