il·​log·​i·​cal | \ (ˌ)i(l)-ˈlä-ji-kəl How to pronounce illogical (audio) \

Definition of illogical

1 : not observing the principles of logic an illogical argument
2 : devoid of logic : senseless illogical policies

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Other Words from illogical

illogicality \ (ˌ)i(l)-​ˌlä-​jə-​ˈka-​lə-​tē How to pronounce illogical (audio) \ noun
illogically \ (ˌ)i(l)-​ˈlä-​ji-​k(ə-​)lē How to pronounce illogical (audio) \ adverb
illogicalness \ (ˌ)i(l)-​ˈlä-​ji-​kəl-​nəs How to pronounce illogical (audio) \ noun

Examples of illogical in a Sentence

It is illogical to think that things will change on their own. the illogical claim that playing basketball makes people taller because one sees so many tall players
Recent Examples on the Web The implications are serious for children and the entire society, but the choice is not illogical. Janell Ross, Time, 16 July 2021 The states argued that the zeroing out of the tax penalty actually imposed costs on them, but the court said those claims were illogical and unsupportable. Stephanie Armour, WSJ, 17 June 2021 This second wave of leaps for meme stocks are just as staggering – the movie theater chain AMC Entertainment soared to $62 last week from $2 early this year – and once again professional Wall Street is calling the gains illogical. Stan Choe, The Christian Science Monitor, 10 June 2021 The rule is illogical and its enforcement, in this case, is obviously cruel. Jim Souhan, Star Tribune, 4 July 2021 However, just because salaries can be illogical or inconsistent doesn’t mean this Account Executive should do nothing with their newfound discovery. Caroline Ceniza-levine, Forbes, 26 June 2021 Revenge bedtime procrastination seems illogical, insofar as the perpetrator and the recipient of the revenge are the same person. Arthur C. Brooks, The Atlantic, 10 June 2021 Trump took that belief to its logical, or maybe illogical, conclusion. Bill Goodykoontz, The Arizona Republic, 11 June 2021 Sometimes our thinking can be irrational or illogical. Expert Panel®, Forbes, 6 Apr. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'illogical.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of illogical

1588, in the meaning defined at sense 1

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Time Traveler for illogical

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The first known use of illogical was in 1588

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Last Updated

21 Jul 2021

Cite this Entry

“Illogical.” Dictionary, Merriam-Webster, Accessed 29 Jul. 2021.

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More Definitions for illogical



English Language Learners Definition of illogical

: not showing good judgment : not thinking about things in a reasonable or sensible way : not logical


il·​log·​i·​cal | \ i-ˈlä-ji-kəl How to pronounce illogical (audio) \

Kids Definition of illogical

: not using or following good reasoning an illogical argument

Other Words from illogical

illogically adverb

More from Merriam-Webster on illogical

Nglish: Translation of illogical for Spanish Speakers

Britannica English: Translation of illogical for Arabic Speakers


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