proven

IPA(Pronunciation)

Having been proved; having proved its value or truth.

Japanese Meaning

実証された / 証明された / その価値や真実が立証された状態

Her proven ability to lead the team secured her the promotion.

彼女のチームを率いる能力が証明されていたため、彼女は昇進を勝ち取った。

Sense（1）

Having been proved; having proved its value or truth.

It's a proven fact that morphine is a more effective painkiller than acetaminophen is.

more proven

（ comparative ）

most proven

（ superlative ）