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hard-core unemployed
hard disk
hard-edge
hard-edged
hard-fisted
hard flip
hard goods
hard-hitting
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hard landing
hard lines
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hard science
hard sci·ence (plural hard sci·enc·es)


noun 
Definition:
 
natural or physical science: a science such as physics, chemistry, geology, or astronomy in which data can be precisely quantified and theories tested
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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