D defs.my
Entry 1 sense Webster, 1913

Illogical

/ĭlˌ-äj'-ĭk-əl/ · Il·log·ic·al · IPA /ˌɪlˈɑdʒɪkəl/
01 a. Ignorant or negligent of the rules of logic or correct reasoning; as, an illogical disputant; contrary of the rules of logic or sound reaso…
  1. 1.
    Ignorant or negligent of the rules of logic or correct reasoning; as, an illogical disputant; contrary of the rules of logic or sound reasoning; as, an illogical inference.