• synonyms


[rom-ben-sef-uh-lon, -luh n]
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noun, plural rhom·ben·ceph·a·lons, rhom·ben·ceph·a·la [rom-ben-sef-uh-luh] /ˌrɒm bɛnˈsɛf ə lə/. Anatomy.
  1. the hindbrain.

Origin of rhombencephalon

From German, dating back to 1895–1900; see origin at rhomb, encephalon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for rhombencephalon


  1. the part of the brain that develops from the posterior portion of the embryonic neural tube and comprises the cerebellum, pons, and the medulla oblongataNontechnical name: hindbrain Compare mesencephalon, prosencephalon

Word Origin

C20: from rhombus + encephalon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

rhombencephalon in Medicine


(rŏm′bĕn-sĕfə-lŏn′, -lən)
  1. The portion of the embryonic brain from which the metencephalon and myelencephalon develop, including the pons, cerebellum, and the medulla oblongata.hindbrain
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.