Mediastinum meaning

mēdē-ə-stīnəm
Frequency:
The region in mammals between the pleural sacs, containing the heart and all of the thoracic viscera except the lungs.
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A membranous partition between two cavities of the body, esp. that separating the lungs or the two pleural sacs.
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The space between the pleural sacs, containing the heart and other chest viscera excluding the lungs.
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(anatomy) The region in mammals between the pleural sacs, containing the heart and all of the thoracic viscera except the lungs.
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The region in mammals between the pleural sacs, containing the heart and all of the thoracic viscera except the lungs.
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Origin of mediastinum

  • New Latin mediastīnum from neuter of Medieval Latin mediastīnus medial, middle from Latin servant employed on general tasks (Medieval Latin anatomical sense probably influenced by Latin intestīnum intestine) from medius middle medhyo- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition