IRRADICATE
Ir*rad"i*cate, v. t.
Defn: To root deeply. [R.]
IRRATIONAL Ir*ra"tion*al, a. Etym: [L. irrationalis: cf. F. irrationnel. See In- not, and Rational.]
1. Not rational; void of reason or understanding; as, brutes are irrational animals.
2. Not according to reason; absurd; foolish. It seemed utterly irrational any longer to maintain it. I. Taylor.
3. (Math.)
Defn: Not capable of being exactly expressed by an integral number, or by a vulgar fraction; surd; — said especially of roots. See Surd.
Syn.
— Absurd; foolish; preposterous; unreasonable; senseless. See
Absurd.
IRRATIONALITY
Ir*ra`tion*al"i*ty, n.
Defn: The quality or state of being irrational. "Brutish irrationaliity." South.