From Longman Dictionary of Contemporary Englishillogicalil‧lo‧gi‧cal /ɪˈlɒdʒɪkəl $ ɪˈlɑː-/ AWL adjective LOGICALnot sensible or reasonable OPP logical illogical and unreasonable fearit is illogical to do something It is illogical to assume you can do the work of three people. —illogically /-kli/ adverb —illogicality /ɪˌlɒdʒəˈkæləti $ ɪˌlɑː-/ noun [uncountable]
Examples from the Corpus
illogical• I found some of his arguments totally illogical.• The current rules are illogical and unnecessary.• It was illogical, but she had a premonition that Officer Hassan's instinct would prove correct.• Just because a thing appears to us at present to be illogical does not, of necessity, disprove its validity.• He carries on with his illogical druggy spew, obviously telling a tragic story by the look on his face.• It's not just illogical, it's absolutely ludicrous.• No good intention, however illogical, must be lost at this stage.• This is an illogical, nay, fanciful urge since I have never really heard them.• Behavioral approaches tend to explain, teach, and introduce logic to an illogical situation.• English has plenty of illogical spelling rules.• Taken together, these children are a proof of the illogical statement that boys are good in math and girls are not.• Listen to your child's worries and fears, however illogical they may seem.• Because we do not know what death is, it is illogical to fear it.• It is illogical to sell stocks and shares when their value is low.it is illogical to do something• As Socrates so philosophically put it, since we don't know what death is, it is illogical to fear it. 