the capacity for rational thought or inference or discrimination; "we are told that man is endowed with reason and capable of distinguishing good from evil"合理的思考、推理、あるいは識別の能力知性
例:We are told that man is endowed with reason and capable of distinguishing good from evil. 人間には理性が授けられ、善と悪を区別できると教えられる。
the state of having good sense and sound judgment; "his rationality may have been impaired"; "he had to rely less on reason than on rousing their emotions"分別があり的確な判断ができること道理をわきまえていること
例:He had to rely less on reason than on rousing their emotions. 彼は情緒をかき乱すことよりも理性に訴えなくてはならない。
an explanation of the cause of some phenomenon; "the reason a steady state was never reached was that the back pressure built up too slowly"ある現象の原因の説明道理
例:The reason a steady state was never reached was that the back pressure built up too slowly. 定常状態に決して到達しなかった理由は、背圧があまりにゆっくり積み重なったからであった。
a justification for something existing or happening; "he had no cause to complain"; "they had good reason to rejoice"存在している、または起こっている何かを正当化する理由弁明
例:They had good reason to rejoice. 彼らには、歓喜するもっともな理由があった。
a rational motive for a belief or action; "the reason that war was declared"; "the grounds for their declaration"信念または行動の合理的な動機訳柄