reasonable

[ree-zuh-nuh-buhl, reez-nuh-]

adjective

1. agreeable to reason or sound judgment; logical.

   a reasonable choice for chairman.

   Synonyms: wise, judicious, intelligent, equitable

2. not exceeding the limit prescribed by reason; not excessive.

   reasonable terms.

   Synonyms: just, fair, equitable

3. moderate, especially in price; not expensive.

   The coat was reasonable but not cheap.

4. endowed with reason.

5. capable of rational behavior, decision, etc.

reasonable

/ ˈriːzənəbəl /

adjective

1. showing reason or sound judgment

2. having the ability to reason

3. having modest or moderate expectations; not making unfair demands

4. moderate in price; not expensive

5. fair; average

   reasonable weather

Other Word Forms

• reasonableness noun
• reasonability noun
• reasonably adverb
• half-reasonable adjective
• half-reasonably adverb
• nonreasonability noun
• nonreasonable adjective
• nonreasonableness noun
• nonreasonably adverb
• quasi-reasonable adjective
• quasi-reasonably adverb

Word History and Origins

Origin of reasonable¹

First recorded in 1250–1300; Middle English resonable, from Middle French raisonnable, from Latin ratiōnābilis. See reason, -able

Idioms and Phrases

see beyond a (reasonable) doubt.

Synonym Study

Reasonable, rational refer to the faculty of reasoning. Rational can refer to the reasoning faculty itself or to something derived from that faculty: rational powers; a rational analysis. It can also mean sane or sensible: She was no longer rational; a rational plan. Reasonable most often means sensible: A reasonable supposition is one which appeals to our common sense. See moderate.

Example Sentences

Our robot’s eyes glowed brighter, and she said, “That sounds reasonable. Thank you.”

Read more on Literature

Total returns with dividends reinvested are a reasonable way to compare the performance of funds.

Read more on MarketWatch

Amtrak, the national rail provider, told MarketWatch over email that it’s “reasonable to expect” more passengers packing into its trains if the flight delays and cancellations become pervasive.

Read more on MarketWatch

“Based on the guidance, maintaining high 20%’s growth seems like a reasonable assumption through year end,” the firm wrote.

Read more on Barron's

It seems reasonable to ask both whether Lammy could or should have known more when he arrived in the chamber and whether he could or should have disclosed more when he was there.

Read more on BBC

Related Words

• acceptable 
• cheap 
• equitable 
• fair 
• feasible 
• honest 
• humane 
• impartial 
• judicious 
• justifiable 
• legitimate 
• modest 
• objective 
• plausible 
• proper 
• prudent 
• rational 
• restrained 
• sane 
• sensible