1. A teacher or lecturer at some universities who is not a regular faculty member.
2. A lecturer or tour guide in a museum or cathedral.

[German Dozent, from Latin docēns, docent-, present participle of docēre, to teach.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.