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[in-joo r-ee-uh s] /ɪnˈdʒʊər i əs/
harmful, hurtful, or detrimental, as in effect:
injurious eating habits.
doing or involving injury or wrong, as to another:
injurious behavior.
insulting; abusive; defamatory; offensive:
an injurious statement.
Origin of injurious
late Middle English
1375-1425; late Middle English < Latin injūrius or injūriōsus. See injury, -ous
Related forms
injuriously, adverb
injuriousness, noun
noninjurious, adjective
noninjuriously, adverb
noninjuriousness, noun
preinjurious, adjective
quasi-injurious, adjective
quasi-injuriously, adverb
self-injurious, adjective
uninjurious, adjective
uninjuriously, adverb
uninjuriousness, noun
1. damaging, deleterious, pernicious; baneful, destructive, ruinous. 2. unjust, wrongful, prejudicial, inequitable. 3. derogatory, slanderous, libelous.
1. beneficial. 3. complimentary. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for injurious
  • It is easier to work with because it does not produce injurious splinters.
  • These multiple infections seem to be especially injurious.
  • We have many times called attention to instances of the injurious effects on climate of the wholesale cutting down of forests.
  • The patient must have directly experienced, witnessed, or learned of a life-threatening or seriously injurious event.
  • He who conceals an useful truth is equally guilty with the propagator of the injurious falsehood.
  • It is not true that speculations upon these things have ever done harm or become injurious to the body politic.
  • Nobody is glad in the gladness of another, and our system is one of war, of an injurious superiority.
  • Now it is a wholly different thing to be truthful from duty, and to be so from apprehension of injurious consequences.
  • The intervention of performers introduces a complication of economic conditions which is in itself likely to be injurious.
  • The effect would be demoralizing to the troops and injurious to their health.
British Dictionary definitions for injurious


causing damage or harm; deleterious; hurtful
abusive, slanderous, or libellous
Derived Forms
injuriously, adverb
injuriousness, noun
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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Word Origin and History for injurious

early 15c., "abusive," from Middle French injurios (14c., Modern French injurieux) and directly from Latin injuriosus "unlawful, wrongful, harmful, noxious," from injuria (see injury). Related: Injuriously.

Online Etymology Dictionary, © 2010 Douglas Harper
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