tetracyclic antidepressant
(tĕt′rə-sī′klĭk, -sĭk′lĭk)
- Any of a class of antidepressants whose chemical structure includes four benzene rings.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.