演繹

• 読み: えんえき
• ローマ字: eneki
• 漢字の分解: 演 (en) — to perform, to unfold, to develop; 繹 (eki) — to unravel, to trace, to draw out
• 発音: /e.neː.ki/

意味

Deduction; deductive reasoning. Drawing specific conclusions from general premises or principles.

A Sino-Japanese noun used in logic, philosophy, mathematics, and the sciences to describe the process of deriving specific conclusions from general rules or axioms. Contrasted with 帰納 (kino — induction), which moves from specific observations to general principles. 演繹的推論 (deductive reasoning) is a foundational concept in formal logic and mathematical proof. The verb form is 演繹する.

例文

1. 数学における証明の多くは、公理から結論を導く演繹的手法に基づいている。
2. 演繹と帰納はどちらも科学的推論において不可欠な思考方法だ。
3. 彼の論証は一見説得力があるが、前提が誤っていれば演繹の結論も無効になる。

使い方ガイド

場面: logic, philosophy, mathematics, scientific reasoning, academic writing

トーン: scholarly, technical

起源と歴史

Meiji-era Sino-Japanese coinage: 演 (en) — to perform, to unfold + 繹 (eki) — to unravel, to trace, to draw out. Used to translate the Western logical term 'deduction'. The compound captures the idea of drawing out and developing logical consequences from premises.

文化的背景

時代: Meiji-Modern

世代: Adult

社会的背景: Educated