Nic·​o·​la·​i·​tan | \ ˌnikəˈlāətᵊn\
plural -s

Definition of Nicolaitan

1 : one of a group reproved in Revelation 2:6, 14–15 and generally associated with those who were rebuked for eating things offered to idols and for fornication
2 : one of a group of 3d century antinomian Gnostics
3 [ Medieval Latin Nicolaitae, plural, Nicolaitans, heretics (from Greek Nikolaitai, plural of Nikolaitēs) + English -an ] : one of the married or concubinary clergy in the medieval period also : an opponent of clerical celibacy

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History and Etymology for Nicolaitan

Middle English Nicholaite Nicolaitan (from Greek Nikolaitēs follower of Nicolaus, from Nikolaos Nicolaus, a reputed heretic + -itēs -ite) + English -an

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one from the Upper Peninsula of Michigan

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