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Definition of reasonability
reasonability
/ˌriːzənəˈbɪlɪti/
rea · son · a · bil · i · ty
Adverb:reasonably
•Plural:reasonabilities
•Adjective:reasonable
reasonability Lexical Profile
CEFR
C1
Grade
11
Tier
2
Usage
Rare
Syllables
6
reasonability Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The quality or state of being reasonable, fair, sensible, or within appropriate limits.
Example
"The arbitration panel evaluated the reasonability of the proposed settlement terms before issuing its final ruling."
Synonyms
View all synonyms for reasonability Antonyms
View all antonyms for reasonabilityWord Nuance & Usage
While "reasonability" is used in legal and technical contexts, "reasonableness" is far more common in standard English.
• Rhymes for reasonability
• Nearby Words
Cite this Entry
Wordmom. (2026). Definition of Reasonability. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/reasonability