deductive method
Technical term used in logic, philosophy, and scientific methodology for reasoning from general principles to specific conclusions.
The deductive method explains individual phenomena from general laws.
帰納法 is inductive reasoning (specific to general), while 演繹的説明法 is deductive reasoning (general to specific).
Compound of 演繹 (deduction) + 的 (-like) + 説明 (explanation) + 法 (method). The term is a calque from Western logic.