還元かんげん
kangen

Noun
Suru Verb

1. restoration; return

Transitive
ゲイツ会長かいちょう、広告こうこく収入しゅうにゅうをユーザーに還元かんげんする意向いこう表明ひょうめい
geitsu kaichō kōkokushūnyūo yūzāni kangen suru ikōhyōmē.
Bill Gates announces intent to return advertising revenue to the users.
Noun
Suru Verb

2. reduction; resolution; deoxidization; deoxidation

Transitive
Chemistry
Related to 酸化