Hyper Dictionary

English Dictionary Computer Dictionary Video Dictionary Thesaurus Dream Dictionary Medical Dictionary

Search Dictionary:  


Pronunciation:  i`rashu'nalitee

WordNet Dictionary
[n]  the state of being irrational; lacking powers of understanding

IRRATIONALITY is a 13 letter word that starts with I.


 Synonyms: unreason
 See Also: insanity



Webster's 1913 Dictionary
\Ir*ra`tion*al"i*ty\, n.
The quality or state of being irrational. ``Brutish
irrationaliity.'' --South.

Thesaurus Terms
 Related Terms: aberration, abnormality, alienation, antilogy, brain damage, brainlessness, brainsickness, callowness, childishness, clouded mind, craziness, daftness, dementedness, dementia, derangement, disorientation, distraction, folie, foolishness, furor, ignorance, illogic, illogicality, illogicalness, immaturity, imprudence, inadvisability, inattention, incapacity, inconclusiveness, incongruity, inconsideration, inconsistency, indiscreetness, indiscretion, ineptitude, inexpedience, injudiciousness, insaneness, insanity, invalidity, lackbrainedness, lackwittedness, loss of mind, loss of reason, low IQ, lunacy, madness, mania, mental deficiency, mental derangement, mental disease, mental disorder, mental disturbance, mental illness, mental instability, mental sickness, mental weakness, mind overthrown, mindlessness, mindsickness, oddness, pixilation, pompousness, possession, primal stupidity, puerility, queerness, rabidness, reasonlessness, recklessness, senselessness, shattered mind, sick mind, sickness, slackmindedness, slackwittedness, strangeness, stuffiness, thoughtlessness, unbalance, unbalanced mind, unintellectuality, unintelligence, unreason, unreasonableness, unsaneness, unscientificness, unsensibleness, unsound mind, unsoundness, unsoundness of mind, untenableness, unthoughtfulness, unwisdom, unwiseness, Urdummheit, witlessness