Thesaurus

lethal

adjective

Synonyms & Antonyms of lethal

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deadly, mortal, fatal, lethal mean causing or capable of causing death. deadly applies to an established or very likely cause of death. a deadly disease mortal implies that death has occurred or is inevitable. a mortal wound fatal stresses the inevitability of what has in fact resulted in death or destruction. fatal consequences lethal applies to something that is bound to cause death or exists for the destruction of life. lethal gas

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Time Traveler for lethal

Time Traveler

The first known use of lethal was circa 1604

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Cite this Entry

“Lethal.” The Merriam-Webster.com Thesaurus, Merriam-Webster Inc., https://www.merriam-webster.com/thesaurus/lethal. Accessed 9 December 2019.

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More from Merriam-Webster on lethal

Dictionary: Definition of lethal

Medical Dictionary: Definition of lethal

Spanish Central: Translation of lethal

Nglish: Translation of lethal for Spanish Speakers

Britannica English: Translation of lethal for Arabic Speakers

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