合理的

(1) 理由または正常な判断を示すさま(showing reason or sound judgment; "a sensible choice"; "a sensible person")(showing reason or sound judgment)

⇒分別のある人(showing reason or sound judgment)

(2) 既知の声明またはイベントまたは状況に基づく(based on known statements or events or conditions; "rain was a logical expectation, given the time of year")(based on known statements or events or conditions)

⇒時期を考えると、雨は当然期待されるものだった(based on known statements or events or conditions)

(3) 理由が一貫した、に基づくまたは使用するさま(consistent with or based on or using reason; "rational behavior"; "a process of rational inference"; "rational thought")(consistent with or based on or using reason)

⇒理性的思考(consistent with or based on or using reason)

(4) 正確で有効な理論が可能である、または、正確で有効な理論の可能性を示している(capable of or reflecting the capability for correct and valid reasoning; "a logical mind")(capable of or reflecting the capability for correct and valid reasoning)

⇒論理的思考(capable of or reflecting the capability for correct and valid reasoning)

(5) 明瞭で一貫した方法で自己を思案し表現することができる(capable of thinking and expressing yourself in a clear and consistent manner; "a lucid thinker"; "she was more coherent than she had been just after the accident")(capable of thinking and expressing yourself in a clear and consistent manner)

⇒彼女が事故の直後よりも、彼女は理路整然としていた(capable of thinking and expressing yourself in a clear and consistent manner)

(6) 時間または努力または実費を浪費することなく効果的であるさま(being effective without wasting time or effort or expense; "an efficient production manager"; "efficient engines save gas")(being effective without wasting time or effort or expense)

⇒燃費のよいエンジンは、ガソリンの節約になる(being effective without wasting time or effort or expense)