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lethality

[ lee-thal-i-tee ]
/ liˈθæl ɪ ti /
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noun
the capacity to cause great harm, destruction, or death:Many pathogens are self-limited by their own lethality—the host dies before it has a chance to spread the pathogen.
the likelihood of causing great harm, destruction, or death:Mutations can increase or decrease lethality, but most viruses mutate to less lethal forms.
death:Prion diseases, such as so-called “mad cow,” are characterized by neurodegeneration and lethality.
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The rainy weather could not ________ my elated spirits on my graduation day.
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Also le·thal·ness [lee-thuhl-nis] /ˈli θəl nɪs/ .

Origin of lethality

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use lethality in a sentence

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