noun
Archaic word for a medical doctor, used in historical contexts. The reading くすりし is also attested for 薬師.
昔は薬師が少なく、病気になると大変だった。
In the old days, there were few doctors, and falling ill was a serious matter.
この古文書には「薬師」
This ancient document uses the word 薬師.
Derived from 薬 (kusuri, 'medicine') + 師 (shi, 'master, specialist'), literally 'medicine master'. The contracted reading くすし is an older form.