: a sudden sharp decline of a population of animals or plants that is not caused directly by human activity
died off; dying off; dies off
: to die sequentially either singly or in numbers so that the total number is greatly diminished
Examples of die-off in a Sentence
Recent Examples on the Web
Brandon Loomis, The Arizona Republic, 23 Dec. 2024
When coral die-offs are unrelenting and pollution continues to flow into the ocean, reefs get overcome by seaweed.
—Benji Jones, Vox, 8 Oct. 2024
Mary Whitfill Roeloffs, Forbes, 7 Jan. 2025
Slowly other players die off, and by the end one wins a whole bunch of money.
—Andrew Webster, The Verge, 20 Dec. 2024
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Noun
Those trees had suffered in the die-off before the sewage upgrade.
—Brandon Loomis, The Arizona Republic, 23 Dec. 2024
When coral die-offs are unrelenting and pollution continues to flow into the ocean, reefs get overcome by seaweed.
—Benji Jones, Vox, 8 Oct. 2024
Verb
Talk of a purchase died off relatively quickly in 2019 after rebuttal from Danish leaders, but Trump resurfaced the idea shortly after he was reelected last year.
—Mary Whitfill Roeloffs, Forbes, 7 Jan. 2025
Slowly other players die off, and by the end one wins a whole bunch of money.
—Andrew Webster, The Verge, 20 Dec. 2024
See all Example Sentences for die-off
Dictionary Entries Near die-off
Cite this Entry
“Die-off.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/die-off. Accessed 15 Jan. 2025.
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