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acute mountain sickness
a·cute moun·tain sick·ness


noun 
Definition:
 
altitude sickness: a medical condition resulting from prolonged exposure to high altitude, characterized by symptoms such as dry cough, dizziness, confusion, fatigue, headache, and shortness of breath
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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