reasonableness Definition

reasonable
adj

1. Sensible; rational; showing reason or good judgement.

Thesaurus: rational, intelligent, level-headed, equitable, moderate, broad-minded, liberal, temperate, sensible, sober, unbiased, unprejudiced; credible, considered, sound, plausible, reasoned, thoughtful, sagacious.
2. Willing to listen to reason or argument.
3. In accordance with reason.
4. Fair or just; moderate; not extreme or excessive.

Example: a reasonable price
Thesaurus: cheap, inexpensive, reduced, fair.
5. Satisfactory or equal to what one might expect.

Derivative: reasonableness
noun

Derivative: reasonably
adverb