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
An X-ray showed that the wire from her spinal fusion had broken and pierced her brain stem.
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Wendy Grossman Kantor, People.com, 27 Aug. 2025
The team studied three people with amyotrophic lateral sclerosis (ALS) and one with a brain stem stroke, all of whom had previously had the sensors implanted.
—Emma R. Hasson, Scientific American, 14 Aug. 2025
The grape-sized, Stage 4 tumor on his brain stem made his movements and memories shaky.
—Yuki Noguchi, NPR, 13 Aug. 2025
In a phenomenon known as electrical depolarization, an abnormal flux of ions triggers neurons to fire, moving up from the brain stem and into regions including the cortex.
—Jerome Groopman, New Yorker, 11 Aug. 2025
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Wendy Grossman Kantor, People.com, 27 Aug. 2025
The team studied three people with amyotrophic lateral sclerosis (ALS) and one with a brain stem stroke, all of whom had previously had the sensors implanted.
—Emma R. Hasson, Scientific American, 14 Aug. 2025
The grape-sized, Stage 4 tumor on his brain stem made his movements and memories shaky.
—Yuki Noguchi, NPR, 13 Aug. 2025
In a phenomenon known as electrical depolarization, an abnormal flux of ions triggers neurons to fire, moving up from the brain stem and into regions including the cortex.
—Jerome Groopman, New Yorker, 11 Aug. 2025
See All Example Sentences for brain stem
Cite this Entry
“Brain stem.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/brain%20stem. Accessed 29 Sep. 2025.
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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
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