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n. pl. met·en·ceph·a·la (-lə)
1. The anterior part of the embryonic hindbrain, which gives rise to the cerebellum and pons.
2. The cerebellum and pons of the adult brain.

met′en·ce·phal′ic (-sə-făl′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


n, pl -lons or -la (-lə)
(Anatomy) the part of the embryonic hindbrain that develops into the cerebellum and pons Varolii
metencephalic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌmɛt ɛnˈsɛf əˌlɒn)

n., pl. -lons, -la (-lə).
the anterior section of the hindbrain developing into the cerebellum and the pons.
met`en•ce•phal′ic (-səˈfæl ɪk) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.metencephalon - the part of the hindbrain that develops into the pons and the cerebellummetencephalon - the part of the hindbrain that develops into the pons and the cerebellum
hindbrain, rhombencephalon - the posterior portion of the brain including cerebellum and brainstem
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Also, the rhombencephalon forms two dilatations as the region caudal to the pontine flexure differentiate into myelencephalon while that rostral to the flexure becomes the metencephalon (Fig.
It incorporates input from two hemispheres, four lobes in each hemisphere (frontal, temporal, parietal, and occipital), and all five layers of the brain (from the uppermost telencephalon and adjacent diencephalon below it to the middle layers of the mesencephalon to the lower levels of the metencephalon and myelencephalon).
Among the possible malformations of the craniocervical junction, Chiari malformation Type I is notable for its frequency and it is defined as a set of congenital anomalies of the metencephalon that result in abnormal relations between various structures: The cerebellum, the cerebellar tonsils, the medulla oblongata, the cervical medulla and the base of the skull.