Celibate
/ˈsɛləbət/
noun
One who is not married, especially one who has taken a religious vow not to get married, usually because of being a member of a religious community.
A celibate state; celibacy.
verb
To practice celibacy
adjective
Not married.
(by extension) Abstaining from sexual relations and pleasures.
“Members of religious communities sometimes take vows to remain celibate.”