• WordNet 3.6
    • n obduracy resoluteness by virtue of being unyielding and inflexible
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Webster's Revised Unabridged Dictionary
    • n Obduracy The duality or state of being obdurate; invincible hardness of heart; obstinacy. "Obduracy and persistency.""The absolute completion of sin in final obduracy ."
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Century Dictionary and Cyclopedia
    • n obduracy The state or quality of being obdurate; especially, the state of being hardened against moral influences; extreme hardness of heart; rebellious persistence in wickedness.
    • n obduracy Synonyms See obdurate.
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Chambers's Twentieth Century Dictionary
    • n Obduracy state of being obdurate: invincible hardness of heart
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Chambers's Twentieth Century Dictionary
L. obdurāre, -ātumob, against, durāre, to harden—durus, hard.


In literature:

But no; the old obduracy was on him.
"Somehow Good" by William de Morgan
We could not afford to quarrel, but the man's obduracy angered me.
"Hurricane Island" by H. B. Marriott Watson
And with her strength came a greater obduracy.
"The Vagrant Duke" by George Gibbs
Her eyes, suggestive of tender possibilities, expressed now but coldness and obduracy.
"The Strollers" by Frederic S. Isham
Mr. Jones continued in his obduracy.
"The Record of Nicholas Freydon" by A. J. (Alec John) Dawson
That the Wilson peace movement should fail in consequence of the obduracy of our enemies.
"My Three Years in America" by Johann Heinrich Andreas Hermann Albrecht Graf von Bernstorff
He got up and in silent obduracy marched out of the hall.
"Weird Tales. Vol. I" by E. T. A. Hoffmann
Jack nerved himself to bring this just punishment upon her obduracy and took up his position on the taffrail with his back to the sea.
"Banked Fires" by E. W. (Ethel Winifred) Savi
Obduracy is better than falsehood.
"Rossmoyne" by Unknown
Remove the fiery clouds that the obduracy of a sinner drew over our heads!
"The Poniard's Hilt" by Eugène Sue