理り路ろ整せい然ぜんりろせいぜんMeanings1taru-adjective, adverb taking the 'to' particlelogical; cogent; well-reasonedyojijukugo (four-character idiom)›Describes an argument, explanation, or reasoning that is clear, orderly, and logically consistent. Often used with と as an adverb (e.g., 理路整然と説明する).彼かれの