illogical

adjective

il·​log·​i·​cal (ˌ)i(l)-ˈlä-ji-kəl How to pronounce illogical (audio)
Synonyms of illogicalnext
1
: not observing the principles of logic
an illogical argument
2
: devoid of logic : senseless
illogical policies
illogically adverb
illogicalness 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
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If that sounds illogical, trainer Chad Brown, who will start Emerging Market in a bid to win his first Derby, can explain. Assistant Sports Editor, Los Angeles Times, 30 Apr. 2026 That statement was completely illogical yet also made perfect sense, and therefore proved a fitting appraisal of a truly logic-defying game in Paris on Tuesday. Michael Cox, New York Times, 29 Apr. 2026 Among other things, the illogical alternating of festival years with Moscow came to an end, and since 1994, the festival has been held annually in Karlovy Vary. Georg Szalai, HollywoodReporter, 21 Apr. 2026 Amid all their attacks and counter-attacks, what motivates each aggrieved party comes to light, painting a rich, empathetic portrait of lives lived under immense pressure — and the illogical outlets that sometimes become our only means of relief. Ben Travers, IndieWire, 16 Apr. 2026 See All Example Sentences for illogical

Word History

First Known Use

1588, in the meaning defined at sense 1

Time Traveler
The first known use of illogical was in 1588

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Cite this Entry

“Illogical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/illogical. Accessed 11 May. 2026.

Kids Definition

illogical

adjective
il·​log·​i·​cal (ˈ)il-ˈ(l)äj-i-kəl How to pronounce illogical (audio)
: not using or following good reasoning
illogically adverb

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