life-threatening

adjective
life-threat·​en·​ing | \ˈlīf-ˌthret-niŋ, -ˌthre-tᵊn-iŋ\

Definition of life-threatening 

: capable of causing death : potentially fatal a life-threatening disease/condition The injuries are serious but not life-threatening.

First Known Use of life-threatening

1759, in the meaning defined above

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The first known use of life-threatening was in 1759

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More Definitions for life-threatening

life-threatening

adjective
life-threat·​en·​ing | \ˈlīf-ˌthret-ən-iŋ \

Medical Definition of life-threatening 

: capable of causing death : potentially fatal life-threatening injuries a life-threatening allergic reaction life-threatening arrhythmia

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