A person hired to promote a particular technology.
A person marked by extreme enthusiasm for or support of any cause, particularly with regard to religion.
A patriarch.
A person who first brought the gospel to a city or region.
An itinerant or special preacher, especially a revivalist, who conducts services in different cities or locations, now often televised.
A writer of a gospel, especially the four New Testament Gospels (Matthew, Mark, Luke, and John), usually capitalized (Evangelist).
A serious, enthusiastic consumer: not professional (earning money), but of similar interest and skills to a (generally lower level) professional, or aspiring to such. The target market of prosumer equipment.
A person in postindustrial society who combines the economic roles of producer and consumer
Targeted at serious, enthusiastic consumers, incorporating professional features but often modified for non-professional use.
high-end