Irrational

1.

(lacking the power to reason, senseless, absurd, not capable of reasoning, incompatible with or contrary to reason) ដែលមិនសមហេតុសមផល, អវិចារណ៍, ខ្វះវិចារណញ្ញាណ, ញ្ញាណ
Example: Behave like an irrational animal.

2.

(បច្ចេកទេស) ដែលមិនសមហេតុផល អវិចារណ៍

1.

Not rational; void of reason or understanding; as, brutes are irrational animals.

2.

Not according to reason; absurd; foolish.

3.

Not capable of being exactly expressed by an integral number, or by a vulgar fraction; surd; -- said especially of roots.

1.

absurd, contradictory, fallacious, foolish, illogical, inconsistent, nonsensical, preposterous, ridiculous, silly, specious, unreasonable, untenable

1.

consistent, rational, reasonable, sensible, sound