That part of the developing brain that is the most caudal of the three primary vesicles of the embryonic neural tube; secondarily divided into metencephalon and myelencephalon; the rhombencephalon includes the pons, cerebellum, and medulla oblongata.
Synonym(s): hindbrainTA, hindbrain vesicle
[rhombo- + G. enkephalos, brain]
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.