1) Secular priest 
• (n.) See Fathers of the Oratory, under Oratory. • (a.) Oratorical.
member of either of two separate but similar congregations of secular priests, one centred in Rome and the other in France.
Member of the Roman Catholic order of secular priests, called in full Congregation of the Oratory of St Philip Neri, formally constituted by Philip Neri in 1575 in Rome, and characterized by the...
Or`a·to'ri·an adjective Oratorical. [ Obsolete] R. North. 
Member of the Roman Catholic order of secular priests, called in full Congregation of the Oratory of St Philip Neri, formally constituted by Philip Neri in 1575 in Rome, and characterized by the degree of freedom allowed to individual communities