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life-threatening

[lahyf-thret-ning, -thret-n-ing] /ˈlaɪfˌθrɛt nɪŋ, -ˌθrɛt n ɪŋ/
adjective
1.
endangering life:
a life-threatening illness.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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  • These are the two most life-threatening conditions you can do something about.

    In Time Of Emergency Department of Defense
  • Heart trouble was not easily diagnosed and cancer was not recognized as a life-threatening disease.

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