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medulla
has definitions from the fields of botany,zoology,anatomy,neuroscience,chemistry,food
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[ noun ] (anatomy,zoology,neuroscience) lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata)
Synonyms Examples "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning" Related terms |
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[ noun ] (chemistry,food) a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers
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[ noun ] (botany,zoology) the inner part of an organ or structure in plant or animal
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