Indurated

in·du·rate  (nd-rt, -dy-)

v. in·du·rat·ed, in·du·rat·ing, in·du·rates

v.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).

v.intr.

1. To grow hard; harden.

2. To become firmly fixed or established.

adj. (nd-rt, -dy-)

Hardened; obstinate; unfeeling.

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

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indu·rative adj.