English

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Etymology

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From New Latin mediastīnum, from Medieval Latin mediastīnus (middling; middle), from Latin mediastīnus (a common servant).

Pronunciation

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  • IPA(key): /ˌmiːdi.əˈstaɪnəm/

Noun

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mediastinum (plural mediastina)

  1. (anatomy) The region in mammals between the pleural sacs, containing the heart and all of the thoracic viscera except the lungs.

Derived terms

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Translations

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