illogical

[ ih-loj-i-kuhl ]
/ ɪˈlɒdʒ ɪ kəl /

adjective

not logical; contrary to or disregardful of the rules of logic; unreasoning: an illogical reply.

Origin of illogical

First recorded in 1580–90; il-2 + logical

OTHER WORDS FROM illogical

il·log·i·cal·ly, adverb il·log·i·cal·ness, noun

Example sentences from the Web for illogical

British Dictionary definitions for illogical

illogical
/ (ɪˈlɒdʒɪkəl) /

adjective

characterized by lack of logic; senseless or unreasonable
disregarding logical principles

Derived forms of illogical

illogicality (ɪˌlɒdʒɪˈkælɪtɪ) or illogicalness, noun illogically, adverb