Loading...

American Dictionary of the English Language

Webster's Dictionary 1828

Dictionary Search

Irrational


IRRA'TIONAL, adjective [Latin irrationalis; in and rationalis, from ratio.]

1. Not rational; void of reason or understanding. Brutes are irrational animals.

2. Not according to the dictates of reason; contrary to reason; absurd. To pursue a course of life which destroys happiness, is irrational