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  1. causing detriment, as loss or injury; damaging; harmful.
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  1. a detrimental person or thing.
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Origin of detrimental

First recorded in 1650–60; detriment + -al1
Related formsdet·ri·men·tal·i·ty, det·ri·men·tal·ness, noundet·ri·men·tal·ly, adverbnon·det·ri·men·tal, adjectivenon·det·ri·men·tal·ly, adverbpre·det·ri·men·tal, adjectiveun·det·ri·men·tal, adjectiveun·det·ri·men·tal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for detrimental

inimical, adverse, hurtful, negative, pernicious, harmful, prejudicial, unfavorable, disturbing, destructive, injurious, bad, baleful, deleterious, evil, ill, mischievous, nocuous

Examples from the Web for detrimental

Contemporary Examples of detrimental

Historical Examples of detrimental

British Dictionary definitions for detrimental


  1. (when postpositive, foll by to) harmful; injurious; prejudicialsmoking can be detrimental to health
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Derived Formsdetrimentally, adverb
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

Word Origin and History for detrimental


1650s; see detriment + -al (1). Related: Detrimentally.

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Online Etymology Dictionary, © 2010 Douglas Harper