brain stem

noun

: the part of the brain composed of the midbrain, pons, and medulla oblongata and connecting the spinal cord with the forebrain and cerebrum

Examples of brain stem in a Sentence

Recent Examples on the Web Researchers found more glowing sites of immune activation in people who had been infected with Covid than in those who had not, including: the brain stem, spinal cord, cardiopulmonary tissues, bone marrow, upper pharynx, chest lymph nodes, and gut wall. Isabella Cueto, STAT, 3 July 2024 The brain stem transmits messages between the cerebellum and the spinal cord.5 Vertigo Symptoms Vertigo is the feeling of spinning. Yuliya Klochan, Health, 19 June 2024 Its deep-brain imaging extends to the brain stem and cerebellum, areas crucial for healthy mental and physiological functioning that are difficult to study with conventional MRI at lower magnetic field strengths. Matthew D. Sacchet, Scientific American, 25 June 2024 Some actions are immediately lost, such as brain stem reflexes, but others that are normally suppressed to optimize performance for ordinary life suddenly become disinhibited because the brain’s natural braking systems are no longer working. Rachel Nuwer, Scientific American, 14 May 2024 See all Example Sentences for brain stem 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'brain stem.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1874, in the meaning defined above

Time Traveler
The first known use of brain stem was in 1874

Dictionary Entries Near brain stem

Cite this Entry

“Brain stem.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/brain%20stem. Accessed 27 Jul. 2024.

Kids Definition

brain stem

noun
: the back and lower part of the brain including the midbrain and medulla oblongata

Medical Definition

brain stem

noun
: the part of the brain composed of the midbrain, pons, and medulla oblongata and connecting the spinal cord with the forebrain and cerebrum

More from Merriam-Webster on brain stem

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