Skip to Content
Medical Term:


Pronunciation: rom'ben-sef'a-lon

Definition: 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]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.