\ ˈdī-ˌȯf
\
\
Definition of die-off
(Entry 1 of 2)
: a sudden sharp decline of a population of animals or plants that is not caused directly by human activity
die off
verb
\ ˈdī-ˈȯf
\
\
died off; dying off; dies off
Definition of die off (Entry 2 of 2)
: to die sequentially either singly or in numbers so that the total number is greatly diminished
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“Die-off.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/die-off. Accessed 30 Jul. 2021.
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The first known use of die-off was in 1697
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