evangelist

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. Any one of the authors of the four New Testament gospel books: Matthew, Mark, Luke, or John.
2. n. One who practices evangelism, especially a Protestant preacher or missionary.

Century Dictionary and Cyclopedia

1. n. In the New Testament, a class of teachers next in rank to apostles and prophets, but probably not constituting a permanent order.
2. n. In church hist., an itinerant preacher who travels from place to place, according to opportunity or requisition, in contradistinction to the pastor or teacher, who is settled in one place and instructs the people of a special charge.
3. n. One of the writers of the four evangels or Gospels.
4. n. In the Mormon Ch., an ecclesiastical official, also called a patriarch, whose duty it is “to bless the fatherless in the Church, foretelling what shall befall them and their generation. He also holds authority to administer in other ordinances of the Church” (Mormon Catechism, xvii.).

Wiktionary

1. n. Christianity An itinerant or special preacher, especially a revivalist.
2. n. A preacher of the gospel.
3. n. biblical A writer of a gospel, especially the four New Testament Gospels (Matthew, Mark, Luke, and John), usually Evangelist.
4. n. A person who first brought the gospel to a city or region.
5. n. A patriarch
6. n. A person marked by extreme enthusiasm for or support of any cause, particularly with regard to religion.

GNU Webster's 1913

1. n. A missionary preacher sent forth to prepare the way for a resident pastor; an itinerant missionary preacher.
2. n. A writer of one of the four Gospels (With the definite article).
3. n. A traveling preacher whose efforts are chiefly directed to arouse to immediate repentance.

WordNet 3.0

1. n. a preacher of the Christian gospel
2. n. (when capitalized) any of the spiritual leaders who are assumed to be authors of the Gospels in the New Testament: Matthew, Mark, Luke, and John