This shows grade level based on the word's complexity.
caseharden
[ keys-hahr-dn ]
/ ˈkeɪsˌhɑr dn /
Save This Word!
This shows grade level based on the word's complexity.
verb (used with object)
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.
to harden in spirit so as to render insensible or insensitive to external impressions or influences; make callous.
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
Words nearby caseharden
case fatality rate, casefy, case glass, case goods, case grammar, caseharden, case history, casein, caseinate, casein glue, caseinogen
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use caseharden in a sentence
I have a peculiar kind of steel which I cannot harden by fire and water, neither will it caseharden by prussiate of potash.
British Dictionary definitions for caseharden
case-harden
verb (tr)
metallurgy to form a hard surface layer of high carbon content on (a steel component) by heating in a carburizing environment with subsequent quenching or heat treatment
to harden the spirit or disposition of; make callousexperience had case-hardened the judge
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012