WordReference Random House Learner's Dictionary of American English © 2026
il•log•i•cal /ɪˈlɑdʒɪkəl/USA pronunciation
adj.
WordReference Random House Unabridged Dictionary of American English © 2026- not logical;
unreasoning:an illogical reply.
il•log•i•cal
(i loj′i kəl),USA pronunciation adj.
il•log′i•cal•ly, adv.
il•log′i•cal•ness, n.
- not logical;
contrary to or disregardful of the rules of logic;
unreasoning:an illogical reply.
- il-2 + logical 1580–90
il•log′i•cal•ness, n.
- unsound, absurd, preposterous.
'illogically' also found in these entries (note: many are not synonyms or translations):