indurating

Verb

indurate (third-person singular simple present indurates, present participle indurating, simple past and past participle indurated)

1. To harden or to grow hard.
   • The ear, small and shapely, the arch of the foot, the curve in mouth and nostril, even the indurated hand dyed to the orange-tawny of the toucan's bill, a hand telling alike of the halyards and tar-bucket […] all this strangely indicated a lineage in direct contradiction to his lot.1924, Herman Melville, chapter 2, in Billy Budd, London: Constable & Co.
2. To make callous or unfeeling.
   • Oh, no ! it is the curse of revolutionary calamities to indurate the heart — the revolutionary impulse is too swift to admit of a pause at the sight of individual misery — the tempest is too loud to hear the wailings of the wretch that perishes beneath its billows […]1801, Helen Maria Williams, Sketches of the State of Manners and Opinions in the French ..., Volume 1
3. To inure; to strengthen; to make hardy or robust.
   • The afternoon was not particularly warm: our noses and eyes were running; his were dry. He was evidently indurated against natural hardships.1992, Saul Bellow, “Winter in Tuscany”, in It All Adds Up: From the Dim Past to the Uncertain Future, New York: Viking, published 1994, page 257

See all 5 meanings of indurate