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omnicide

American

[om-nuh-sahyd] / ˈɒm nəˌsaɪd /

noun

the eradication of all life as a result of human activity.

Nuclear weapons and now climate change confront us with the possibility of omnicide.

First recorded in 1955–60; omni- ( def. ) + -cide ( def. )

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

Ellsberg was deeply determined to do all he could to help prevent omnicide.

From Salon • Jun. 16, 2023

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