/dok'yeuh men tair"ee euhn, -meuhn-/ , n.
1. Motion Pictures , Television. a filmmaker, producer, etc., who specializes in documentaries.
2. a writer, photographer, or other artist whose work constitutes a document or documentary of an aspect of life.
Also, documentarist /dok'yeuh men"teuhr ist/ .
[ 1940-45; DOCUMENT(ARY) + -ARIAN ]