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indurate

[verb in-doo-reyt, -dyoo-; adjective in-doo-rit, -dyoo-; in-doo r-it, -dyoo r-]
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verb (used with object), in·du·rat·ed, in·du·rat·ing.
  1. to make hard; harden, as rock, tissue, etc.: Cold indurates the soil.
  2. to make callous, stubborn, or unfeeling: transgressions that indurate the heart.
  3. to inure; accustom: to indurate oneself to privation and suffering.
  4. to make enduring; confirm; establish: to indurate custom through practice.
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verb (used without object), in·du·rat·ed, in·du·rat·ing.
  1. to become hard; harden.
  2. to become established or confirmed.
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adjective
  1. hardened; unfeeling; callous; inured.
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Origin of indurate

1375–1425; late Middle English indurat < Latin indūrātus past participle of indūrāre to harden. See in-2, dure1, -ate1
Related formsnon·in·du·rat·ed, adjectivesem·i-in·du·rate, adjectivesem·i-in·du·rat·ed, adjectiveun·in·du·rate, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for indurate

Contemporary Examples

Historical Examples

  • Imogen was deaf to their expostulations, and indurate and callous as adamant to their persuasions.

    Imogen

    William Godwin

  • Underneath these coherent and indurate ledges the most valuble ores exist, but coal and fossils are searched for in vain.

  • Even where there is no plastering, the tattooing may be found to indurate the skin, and to render it less sensible to cold.

  • The drops that trickle within the cavern harden, yet brighten into spars as they indurate.

    Godolphin, Complete

    Edward Bulwer-Lytton

  • Can we consistently blame her if she becomes callous, when every legal provision directly tends to indurate her sensibilities?

British Dictionary definitions for indurate

indurate

verb (ˈɪndjʊˌreɪt)
  1. to make or become hard or callous
  2. to make or become hardy
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adjective (ˈɪndjʊrɪt)
  1. hardened, callous, or unfeeling
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Derived Formsinduration, nounindurative, adjective

Word Origin

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

Word Origin and History for indurate

v.

1530s, from Latin induratus, past participle of indurare "to make hard, harden" (see endure). Related: Indurated.

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Online Etymology Dictionary, © 2010 Douglas Harper