A transitive verb meaning to cure or heal an illness or injury, or to fix a bad condition (often used for medical recovery).
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.
プログラマーがソフトのバグを治すのに一日かかった。
It took the programmer a day to fix the software bug.