ETYM Latin absurdus harsh-sounding; ab + (prob) a derivative from a root svar to sound; not connected with surd: cf. French absurde. Related to Syringe.
1. Inconsistent with reason or logic or common sense; SYN. incongruous, unreasonable.
2. So devoid of wisdom or good sense as to be laughable; SYN. derisory, ludicrous, nonsensical, preposterous, ridiculous. + prikaži više

ETYM Latin fallaciosus, from fallacia: cf. French fallacieux. Related to Fallacy.
1. Based on an incorrect or misleading notion or information.
2. Containing or based on a fallacy; SYN. unsound.

Lacking in correct logical relation; SYN. unlogical.

ETYM Latin irrationalis: cf. French irrationnel. Related to In- not, and Rational.
1. Not consistent with or using reason.
2. (Math) Real but not expressible as the quotient of two integers.