noun
the part of the brain continuous with the spinal cord and comprising the medulla oblongata and pons and midbrain and parts of the hypothalamus
• Syn: ↑brainstem, ↑brain-stem
• Hypernyms: ↑neural structure
• Part Holonyms: ↑brain, ↑encephalon
• Part Meronyms:
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noun : the axial part of the brain consisting of all except the cerebellum and cerebral cortex and the white matter immediately connected with them and including the motor and sensory tracts and the nuclei of the cranial nerves : segmental apparatus
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brain stem,
the base of the human brain lying beneath the cerebrum and the cerebellum, which connects the spinal cord with the forebrain. The brain stem comprises especially the axis, the motor and sensory tracts, and the nuclei of the cranial nerve.
Useful english dictionary. 2012.