1A transitive verb meaning to cure an illness or heal an injury, restoring someone to health — used for doctors treating patients, medicine curing a sickness, and so on.
医者が患者の病気を治すために治療を行った。
The doctor provided treatment to cure the patient's illness.
風邪を早く治すために、しっかり休んでください。
To get over your cold quickly, please rest well.
この病院は難しい病気を治すことで有名だ。
This hospital is famous for curing difficult illnesses.
けがを完全に治すには、まだ時間がかかりそうだ。
It seems it will still take time to fully heal the injury.