Ob·du·rate a.
1. Hardened in feelings, esp. against moral or mollifying influences; unyielding; hard-hearted; stubbornly wicked.
The very custom of evil makes the heart obdurate against whatsoever instructions to the contrary. --Hooker.
Art thou obdurate, flinty, hard as steel,
Nay, more than flint, for stone at rain relenteth? --Shak.
2. Hard; harsh; rugged; rough; intractable. “Obdurate consonants.”
Note: ☞ Sometimes accented on the second syllable, especially by the older poets.
There is no flesh in man's obdurate heart. --Cowper.
Syn: -- Hard; firm; unbending; inflexible; unyielding; stubborn; obstinate; impenitent; callous; unfeeling; insensible; unsusceptible.
Usage: -- Obdurate, Callous, Hardened. Callous denotes a deadening of the sensibilities; as, a callous conscience. Hardened implies a general and settled disregard for the claims of interest, duty, and sympathy; as, hardened in vice. Obdurate implies an active resistance of the heart and will aganst the pleadings of compassion and humanity.
-- Ob*du*rate*ly adv. -- Ob*du*rate*ness, n.