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hardball
hardboard
hardboot
hardbound
hardcover
hardears
harden
harden off
hardened
hardener
hardening of the arteries
hardhack
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hardrock
hard·rock [ hrd ròk ]


adjective 
Definition:
 
Canada using blasting and drilling: relating to the extraction of minerals from igneous and metamorphic rocks by blasting or drilling
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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