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mediastinum
me·di·as·ti·num
[
mdee ə stnəm
]
(
plural
me·di·as·ti·na
[
mdee ə stnə
]
)
noun
Definition:
region in chest:
in mammals, the region of the chest between the lungs that contains the heart, trachea, and other organs
[
15th century. < medieval Latin, form of
mediastinus
"medial" < Latin, "common servant" <
medius
"middle"
]
me·di·as·ti·nal
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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me·di·as·ti·nal adjective
