환원해요 · 환원했어요 · 환원할 거예요 · 환원하세요
to give back, to return; to reduce (to a simpler form or in chemistry)
Example
그 기업가는 재산의 절반을 사회에 환원했습니다.
The entrepreneur gave half of his fortune back to society.
Word parts
환 return+원 origin
Literally 'return to the origin' — giving back or restoring.
Good to know
사회에 환원하다 'give back to society' is the classic collocation for philanthropy.