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37 results for: rationality

Dictionary Entries (4 more entries. View all »)
Dictionary.com Unabridged (v 1.1)Cite This Source
ra·tion·al·i·ty    Audio Help   [rash-uh-nal-i-tee] Pronunciation Key
–noun, plural -ties.
1.the state or quality of being rational.
2.the possession of reason.
3.agreeableness to reason; reasonableness.
4.the exercise of reason.
5.a reasonable view, practice, etc.
[Origin: 1560–70; < LL ratiōnālitās reasonableness. See rational, -ity]
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Thesaurus Entries
  Roget's II: The New ThesaurusCite This Source
Main Entry:  logic
Part of Speech:  noun
Definition:  Exact, valid, and rational reasoning.
Synonyms:  ratiocination, reason
Source:  Roget's II: The New Thesaurus, Third Edition
by the Editors of the American Heritage® Dictionary.
Copyright © 2003, 1995 by Houghton Mifflin Harcourt Publishing Company.
Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
  Roget's II: The New ThesaurusCite This Source
Main Entry:  sense
Part of Speech:  noun
Definition:  What is sound or reasonable.
Synonyms:  logic, rationale, rationalness, reason
Idioms:  rhyme or reason
Source:  Roget's II: The New Thesaurus, Third Edition
by the Editors of the American Heritage® Dictionary.
Copyright © 2003, 1995 by Houghton Mifflin Harcourt Publishing Company.
Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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