rationality

[ rash-uh-nal-i-tee ]
/ ˌræʃ əˈnæl ɪ ti /

noun, plural ra·tion·al·i·ties.

the state or quality of being rational.
the possession of reason.
agreeableness to reason; reasonableness.
the exercise of reason.
a reasonable view, practice, etc.

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Origin of rationality

First recorded in 1560–70, rationality is from the Late Latin word ratiōnālitās reasonableness. See rational, -ity

OTHER WORDS FROM rationality

an·ti·ra·tion·al·i·ty, noun, adjectivenon·ra·tion·al·i·ty, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for rationality

British Dictionary definitions for rationality

rationality
/ (ˌræʃəˈnælɪtɪ) /

noun plural -ties

the state or quality of being rational or logical
the possession or utilization of reason or logic
a reasonable or logical opinion
economics the assumption that an individual will compare all possible combinations of goods and their prices when making purchases
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012