Casehardened

Case'hard`ened adjective 1. Having the surface hardened, as iron tools. 2. Hardened against, or insusceptible to, good influences; rendered callous by persistence in wrongdoing or resistance of good influences; -- said of persons.
Found on http://www.encyclo.co.uk/webster/C/31

Casehardened

• (a.) Hardened against, or insusceptible to, good influences; rendered callous by persistence in wrongdoing or resistance of good influences; -- said of persons. • (a.) Having the surface hardened, as iron tools.
Found on http://thinkexist.com/dictionary/meaning/casehardened/
No exact match found