かんげん

還元

表記・読み：かんげん

1. 1

   restoration; return

   名詞noun or participle which takes the aux. verb suru他動詞自動詞
2. 2

   reduction; resolution; deoxidization; deoxidation

   名詞noun or participle which takes the aux. verb suru他動詞自動詞chemistry