Definition for REAS-ON-A-BLE


  1. Having the faculty of reason; endued with reason; as, a reasonable being. [In this sense, rational is now generally used.]
  2. Governed by reason; being under the influence of reason; thinking, speaking or acting rationally or according to the dictates of reason; as, the measure must satisfy all reasonable men.
  3. Conformable or agreeable to reason; just; rational. By indubitable certainty, I mean that which does not admit of any reasonable cause of doubting. – Wilkins. A law may be reasonable in itself, though a man does not allow it. – Swift.
  4. Not immoderate. Let all things be thought upon, / That may with reasonable swiftness add / More feathers to our wings. – Shak.
  5. Tolerable; being in mediocrity; Moderate; a reasonable quantity. – Abbot.
  6. Not excessive; not unjust; as, a reasonable fine; a reasonable sum in damages.

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