(Christianity) A Roman Catholic priest appointed to the charge of some important mission in England.

plural of missionary rector

(Christianity) A bishop assigned in the Anglican Communion (and, until 1964, in Methodist churches) to an area that is not already organized under a bishop of a church.

plural of missionary bishop

The work of a missionary, attempting to spread a religion or creed.

(figuratively) great enthusiasm

The state or business of a missionary.

plural of missionaryship