Origin: 1400–50; late Middle English obdurat <
Latin obdūrātus (past participle of
obdūrāre to harden), equivalent to
ob- ob- +
dūr(
us) hard +
-ātus -ate1 Related formsob·du·rate·ly, adverb
ob·du·rate·ness, noun
un·ob·du·rate, adjective
un·ob·du·rate·ly, adverb
un·ob·du·rate·ness, noun
Synonyms
1. hard, obstinate, callous, unbending, inflexible. 2. unregenerate, reprobate, shameless.
Antonyms
1. soft, tractable. 2. humble, repentant.