일조해요 · 일조했어요 · 일조할 거예요 · 일조하세요
to contribute, to help (toward)
Example
그의 연구는 의학 발전에 크게 일조했습니다.
His research contributed greatly to medical progress.
Word parts
일 one+조 help
Literally 'one bit of help'.
Good to know
Pattern -에 일조하다; it can also be ironic, as in contributing to a problem.
Related words