lethality

le·thal

 (lē′thəl)
adj.
1. Causing or capable of causing death: a lethal weapon. See Synonyms at fatal.
2. Extremely harmful; devastating: accusations lethal to the candidate's image.
[Late Latin lēthālis, alteration (probably influenced by Lēthē, Lethe) of Latin lētālis, from lētum, death.]
le·thal′i·ty (lē-thăl′ĭ-tē) n.
le′thal·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lethality - the quality of being deadly
deadliness
unwholesomeness, morbidness, morbidity - the quality of being unhealthful and generally bad for you
fatality - the quality of being able to cause death or fatal disasters
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

lethality

noun
The quality or condition of causing death:
deadliness, fatality.
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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