Reduction - Kangen

Japanese: 還元 - かんげん
Reduction - Kangen
〘noun〙① To return something to its original shape, nature, or state. To return to its basic form. Also, to return something that has been obtained as a result to its cause. ※Michido (1914) by Takamura Kotaro, Sensou: "All harmony has been broken. The molecules have been reduced." ※Seiza (1922) by Arishima Takeo, "Compared to the way you boast with an arrogant attitude, without reducing it to the person that is you." ② When a molecule, atom, or ion takes in an electron, decreasing its positive valence or increasing its negative valence. ⇔Oxidation. [Seimi Kaisou (1837-47)] ③ In economics, converting the average earnings for a certain period into capital based on the interest rate for that period. Reduction method. ④ To explain a theory as being derived from a simpler theory. For example, to explain a more complex situation as being derived from a simpler situation.

Source: The Selected Edition of the Japanese Language Dictionary About the Selected Edition of the Japanese Language Dictionary Information

Japanese:
〘名〙① 事物をもとの形、性質、状態などにもどすこと。基本的なかたちにもどすこと。また、結果として得られたものを、原因となったところにもどすこと。※道程(1914)〈高村光太郎〉戦闘「すべての調和は破れた 分子は還元せられた」※星座(1922)〈有島武郎〉「それを自己といふ人間にまで還元することなく、思ひあがった態度で吹聴してゐるのに比べると」② 分子、原子、イオンが電子を取り入れ、正の原子価を減じまたは負の原子価を増すこと。⇔酸化。〔舎密開宗(1837‐47)〕③ 経済学で、ある期間の収益の平均を、その期間の利率に基づいて資本に換算すること。還元法。④ 一つの理論をより簡単な理論から派生したものとして説明すること。たとえば、より複雑な事態をより単純な事態から派生したものとして説明すること。

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