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View synonyms for

lethal

[ lee-thuhl ]

adjective

  1. of, relating to, or causing death; deadly; fatal: a lethal dose.

    a lethal weapon;

    a lethal dose.

  2. made or carried out to cause death: a lethal attack.

    a lethal chamber;

    a lethal attack.

  3. causing great harm or destruction:

    The disclosures were lethal to his candidacy.



lethal

/ liːˈθælɪtɪ; ˈliːθəl /

adjective

  1. able to cause or causing death
  2. of or suggestive of death
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Derived Forms

  • lethality, noun
  • ˈٳ󲹱, adverb
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Other Word Forms

  • ·ٳ󲹱··ٲ [lee-, thal, -i-tee], ·ٳ󲹱·Ա noun
  • ·ٳ󲹱· adverb
  • ···ٳ󲹱 adjective
  • ԴDz··ٳ󲹱 adjective
  • non··ٳ󲹱· adverb
  • ···ٳ󲹱 adjective
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Word History and Origins

Origin of lethal1

First recorded in 1575–85; from Latin ŧ, equivalent to ŧ(ܳ) “death” + - -al 1; spelling (hence pronunciation) with -h- by association with Greek ḗtŧ ※Dz”; Lethe ( def )
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Word History and Origins

Origin of lethal1

C16: from Latin ŧٳ, from ŧٳܳ death
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Synonym Study

See fatal.
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Example Sentences

Examples have not been reviewed.

The Orkney Native Wildlife Project says it uses lethal traps to humanely kill the stoats.

From

A century ago, wolves in the United States were almost wiped out by ranchers who regarded them as lethal enemies.

From

He told Colombian radio station RCN that the current outbreak had been particularly lethal "with a mortality rate of nearly 50% among those infected".

From

After performing most of the first act as the raven-haired Mistress, Gaga ascends to a dance floor lit up like a chess board, competing against her opponent in a lethal, choreographed game.

From

During the severe 2020-22 drought, the water flowing from dams sometimes got so warm that it was lethal for salmon eggs.

From

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Lethalethal chamber