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caseharden

 - 2 dictionary results
Hardigg Military Cases
Hardigg Military Cases for Sale. GSA pricing for qualified buyers.
www.Cases2Go.com
Case Harden Steel
instantly harden steel parts- tools, dies, blades, fasteners, etc
www.RoseMill.com

case⋅hard⋅en

  [keys-hahr-dn]
Use caseharden in a Sentence
–verb (used with object)
1. Metallurgy. to make the outside surface of (an alloy having an iron base) hard by carburizing and heat treatment, leaving the interior tough and ductile.
2. to harden in spirit so as to render insensible or insensitive to external impressions or influences; make callous.
Origin:
1670–80; case 2 + harden
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To caseharden
Hardigg Military Cases
Hardigg Military Cases for Sale. GSA pricing for qualified buyers.
www.Cases2Go.com
Case Harden Steel
instantly harden steel parts- tools, dies, blades, fasteners, etc
www.RoseMill.com
case·hard·en   (kās'här'dn)   
tr.v.   case·hard·ened, case·hard·en·ing, case·hard·ens

  1. To harden the surface or case of (iron or steel) by high-temperature shallow infusion of carbon followed by quenching.

  2. To make callous or insensitive.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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