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Definition of indurate


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in·du·rate  audio  (nd-rt, -dy-) KEY 

VERB:
in·du·rat·ed, in·du·rat·ing, in·du·rates
VERB:
tr.
  1. To make hard; harden: soil that had been indurated by extremes of climate.
  2. To inure, as to hardship or ridicule.
  3. To make callous or obdurate: "It is the curse of revolutionary calamities to indurate the heart" (Helen Maria Williams).
VERB:
intr.
  1. To grow hard; harden.
  2. To become firmly fixed or established.
ADJECTIVE:
(nd-rt, -dy-)
Hardened; obstinate; unfeeling.

ETYMOLOGY:
Latin indrre, indrt- : in-, intensive pref. ; see in-2 + drus, hard; see deru- in Indo-European roots

OTHER FORMS:
indu·rative(Adjective)


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