Clues for the word "IRRATIONAL"

We've had 10 crossword clues used for this word, and seen it 23 times in crosswords. It was last seen in Mirror Daily crossword on January 04, 2026.

Definition of irrational

a. - Not rational; void of reason or understanding; as, brutes are irrational animals.
a. - Not according to reason; absurd; foolish.
a. - Not capable of being exactly expressed by an integral number, or by a vulgar fraction; surd; -- said especially of roots. See Surd.

Referring Clues

Last Seen In

Mirror Daily - January 04, 2026
Mirror Daily - April 18, 2025
Mirror Daily - February 16, 2025
Mirror Daily - November 17, 2024
Mirror Daily - August 21, 2024
Mirror Daily - August 05, 2023
Mirror Daily - June 14, 2023
Mirror Daily - July 31, 2022
Mirror Daily - July 11, 2022
Guardian Cryptic - August 22, 2017
Mirror Quick - June 22, 2017
Mirror Daily - April 18, 2017
Mirror Daily - February 16, 2017
Mirror Daily - April 18, 2016
Mirror Daily - February 16, 2016
Pat Sajack's Code Letter - November 28, 2015
Guardian Cryptic - October 29, 2013
Guardian Prize - October 23, 2010
Universal - November 19, 2008
New York Times - March 09, 2007
Netword - August 11, 2006
Washington Post - July 25, 2004
Washington Post - June 29, 2004