irrational

Definitions

1. 1.Not according to reason; absurd; foolish. It seemed utterly irrational any longer to maintain it. I. Taylor.
2. 2.(Math.) Not capable of being exactly expressed by an integral number, or by a vulgar fraction; surd; -- said especially of roots. See Surd. See Absurd.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Synonyms

Related questions

• What does "irrational" mean?

Reverse-dictionary questions

Definition-first questions whose answer is irrational.

• What is not according to reason; absurd; foolish. It seemed utterly irrational any longer to maintain it. I. Taylor called?
• What is not capable of being exactly expressed by an integral number, or by a vulgar fraction; surd; -- said especially of roots. See Surd. See Absurd called?