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mesothelioma
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mesopause
mes·o·pause [ mézzə pàwz, méssə pàwz ]


noun 
Definition:
 
atmospheric boundary: the upper boundary of the mesosphere, approximately 80 km (50 mi) above the Earth's surface
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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