hindbrain

noun
hind·​brain | \ ˈhīn(d)-ˌbrān How to pronounce hindbrain (audio) \

Definition of hindbrain

1 : the posterior of the three primary divisions of the developing vertebrate brain or the corresponding part of the adult brain that includes the cerebellum, the medulla oblongata, and in mammals the pons and that controls autonomic functions and equilibrium

called also rhombencephalon

— compare metencephalon, myelencephalon
2 : the posterior segment of the brain of an invertebrate

Examples of hindbrain in a Sentence

Recent Examples on the Web Many spina bifida babies develop a brain condition called hindbrain herniation. Dr. Manny Alvarez, Fox News, "Surgery in the womb gives hope for spina bifida," 23 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hindbrain.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of hindbrain

1888, in the meaning defined at sense 1

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The first known use of hindbrain was in 1888

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Cite this Entry

“Hindbrain.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/hindbrain. Accessed 28 January 2020.

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More Definitions for hindbrain

hindbrain

noun
hind·​brain | \ ˈhīn(d)-ˌbrān How to pronounce hindbrain (audio) \

Medical Definition of hindbrain

: the posterior division of the three primary divisions of the developing vertebrate brain or the corresponding part of the adult brain that includes the cerebellum, pons, and medulla oblongata and that controls the autonomic functions and equilibrium

called also rhombencephalon

— see metencephalon, myelencephalon

More from Merriam-Webster on hindbrain

Rhyming Dictionary: Words that rhyme with hindbrain

Britannica.com: Encyclopedia article about hindbrain

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