noun
Specifically a Catholic nun; not used for Buddhist nuns (尼僧).
彼女は修道女になるために修道院に入った。
She entered a convent to become a nun.
A monastery or convent where monks or nuns live; 修道女 is the person.
Compound of 修道 (shūdō, 'religious training') and 女 (jo, 'woman'). The term was coined in Japanese to refer to Catholic nuns.