1.
reduction
in chemistry, the gain of electrons or removal of oxygen from a compound
酸化鉄を還元する。
To reduce iron oxide.
還元反応が起きる。
A reduction reaction occurs.
酸化還元反応を学ぶ。
To learn about oxidation-reduction reactions.
2.
returning; restoring; giving back
returning profits, benefits, or value to customers, society, or the original state
ポイント還元がある。
There is a point reward.
利益を社会に還元する。
To give back profits to society.
キャッシュバック還元率5%。
5% cashback rate.
還元 has both scientific and everyday meanings.
KANJI BREAKDOWN:
- 還 (return, go back)
- 元 (origin, base)
SENSE 1 (Chemistry):
- 還元剤 (reducing agent)
- 還元反応 (reduction reaction)
- 酸化還元 (oxidation-reduction, redox)
SENSE 2 (Business/Consumer):
- ポイント還元 (point rewards)
- 還元率 (reward rate)
- 税金還元 (tax return)
- 社会還元 (giving back to society)
- 利益還元 (profit sharing)
USAGE:
- 還元する (to reduce; to return - suru verb)
RELATED TERMS:
- 酸化 (oxidation - opposite in chemistry)