Zen temple; Zen priest; Zen
Refers broadly to a Zen temple, a Zen priest, or the Zen sect itself. Context determines the specific meaning.
He trained at a Zen temple.
That person is a famous Zen priest.
Compound of 禅 (Zen) and 家 (house, family, specialist). The exact historical derivation is uncertain, but the term conventionally refers to Zen temples, priests, or the Zen sect.