In relation to religious orders, a third order is an association of persons who live according to the ideals and spirit of a Catholic, Anglican, or Lutheran religious order, but do not belong to its "first order" (generally, in the Catholic Church, Franciscans, Dominicans or Carmelite friars), or its "second order" (contemplative nuns associated with the "first order"). Members of third orders, known as tertiaries (Latin tertiarii, from tertius, third), are generally laypersons, i.
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