omnicide

[ om-nuh-sahyd ]

noun
  1. the eradication of all life as a result of human activity:Nuclear weapons and now climate change confront us with the possibility of omnicide.

Origin of omnicide

1
First recorded in 1955–60; omni- + -cide

Words Nearby omnicide

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023