Rea"son*a*ble (?), a. [OE. resonable, F. raisonnable, fr. L. rationabilis. See Reason, n.]
1.
Having the faculty of reason; endued with reason; rational; as, a reasonable being.
2.
Governed by reason; being under influence of reason; thinking, speaking or acting rationally, or according to the dictates of reason; agreeable to reason; just; rational; as, the measure must satisfy all reasonable men.
By indubitable certainty, I mean that which doth not admit of any reasonable cause of doubting.
Bp. Wilkins.
Men have no right to what is not reasonable.
Burke.
3.
Not excessive or immoderate; within due limits; proper; as, a reasonable demand, amount, price.
Let . . . all things be thought upon
That may, with reasonable swiftness, add
More feathers to you wings.
Shak.
Syn. -- Rational; just; honest; equitable; fair; suitable; moderate; tolerable. See Rational.
© Webster 1913.
Rea"son*a*ble, adv.
Reasonable; tolerably.
[Obs.]
I have a reasonable good ear in music.
Shak.
© Webster 1913.