: not observing the principles of logic <an illogical argument>
Examples of ILLOGICAL
- 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>
First Known Use of ILLOGICAL
Related to ILLOGICAL
- fallacious, illegitimate, inconsequent, inconsequential, invalid, irrational, nonrational, unreasonable, unreasoning, unsound, weak
- logical, rational, reasonable, sound, valid, well-founded, well-grounded
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