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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]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.