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Showing results for reasonable. Search instead for reasonab.
Definitions

reasonable

[ree-zuh-nuh-buhl, reez-nuh-] / ˈri zə nə bəl, ˈriz nə- /
ADJECTIVE
moderate, tolerable
Synonyms
STRONGEST
acceptable cheap equitable fair feasible honest humane impartial judicious justifiable legitimate modest objective plausible proper prudent rational restrained sane sensible understandable valid
WEAK
analytical average circumspect conservative controlled discreet fit inexpensive just knowing legit low-cost low-priced making sense okay politic reflective right sapient sound standing to reason temperate unexcessive unextreme within reason
Antonyms
STRONGEST
assured biased bold invalid irrational partial prejudiced senseless unacceptable unfair unjust unlikely unrealistic unreasonable unsound unwarranted unwise
WEAK
expensive implausible impractical intolerable nonsensical outrageous stupid
ADJECTIVE
intelligent, practical
Synonyms
STRONGEST
clear-cut consistent credible judicious justifiable logical plausible rational reasoned sane sensible sober thoughtful wise
WEAK
advisable all there arguable believable cerebral cognitive commonsensical conscious consequent cool in one's right mind levelheaded perceiving percipient ratiocinative reasoning reflective sound tenable thought-out together tolerant unbiased unprejudiced well-advised
Antonyms
STRONGEST
foolish idiotic implausible improbable irrational senseless stupid thoughtless unbelievable unlikely unrealistic unreasonable unsound unwise
WEAK
expensive impractical intolerable nonsensical outrageous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She speculates that the U.S. and other major powers could argue that keeping weapons on the moon is “perfectly reasonable and legal within their rights under the treaty.”

From Salon • Apr. 9, 2026

These all may seem particularly reasonable if you figure that the turmoil of recent weeks may cause an economic slowdown.

From MarketWatch • Apr. 8, 2026

“We are looking for strong business fundamentals and reasonable valuations.”

From Barron's • Apr. 7, 2026

The American Bar Association concluded in 2017 that lawyers may use cloud computing without waiving privilege, provided they take reasonable security precautions.

From The Wall Street Journal • Apr. 6, 2026

So they relied completely upon cavalry, since for possessing only a reasonable number of horsemen they were provided for and honoured.

From "The Prince" by Niccolò Machiavelli