irrational

Speech parts

1. irrational - Noun

2. irrational - Adjective

Meaning

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

Not according to reason; absurd; foolish.

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

Source: Webster's dictionary

Synonyms

absurd foolish unreasonable senseless mad inconsistent insane crazy silly incoherent unfounded nonsensical preposterous illogical ludicrous
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Antonyms

rational hakim down-to-earth hakeem just right
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Hypernyms

real real number

Hyponyms

algebraic number transcendental number

Phrases with the word

irrational fear of fire exhibiting irrational fear irrational approach irrational method irrational procedure irrational beliefs

Examples

Fear of serious injury cannot alone justify suppression of free speech and assembly. Men feared witches and burnt women. It is the function of speech to free men from the bondage of irrational fears. Louis Brandeis

Having a child is surely the most beautifully irrational act that two people in love can commit. Bill Cosby

Nothing defines humans better than their willingness to do irrational things in the pursuit of phenomenally unlikely payoffs. This is the principle behind lotteries, dating, and religion. Scott Adams

What we call rational grounds for our beliefs are often extremely irrational attempts to justify our instincts. Thomas Henry Huxley

Markets can remain irrational longer than you can remain solvent. John Maynard Keynes

When we approach history, we are dealing with a conglomeration of irrational continua. Those who deal with history by nonrational processes are the ones who make history, the actors in it. Carroll Quigley

Close letter words and terms

irradiometer irrationability irrationable irrational approach irrational belief irrational beliefs