[ verb in-doo-reyt, -dyoo-; adjective in-doo-rit, -dyoo-; in-doo r-it, -dyoo r- ]
/ verb ˈɪn dʊˌreɪt, -dyʊ-; adjective ˈɪn dʊ rɪt, -dyʊ-; ɪnˈdʊər ɪt, -ˈdyʊər- /

verb (used with object), in·du·rat·ed, in·du·rat·ing.

verb (used without object), in·du·rat·ed, in·du·rat·ing.

to become hard; harden.
to become established or confirmed.


hardened; unfeeling; callous; inured.

Origin of indurate

1375–1425; late Middle English indurat < Latin indūrātus past participle of indūrāre to harden. See in-2, dure1, -ate1


non·in·du·rat·ed, adjectivesem·i-in·du·rate, adjectivesem·i-in·du·rat·ed, adjectiveun·in·du·rate, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for indurate

British Dictionary definitions for indurate

/ rare /

verb (ˈɪndjʊˌreɪt)

to make or become hard or callous
to make or become hardy

adjective (ˈɪndjʊrɪt)

hardened, callous, or unfeeling

Derived forms of indurate

induration, nounindurative, adjective

Word Origin for indurate

C16: from Latin indūrāre to make hard; see endure
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