stubborn; stubbornly persistent in wrongdoing
His obdurate refusal to compromise frustrated the negotiators.
Vocabulary like obdurate appears on the Digital SAT in Words-in-Context questions, where you choose the word that fits a passage's meaning and tone. You can also drill this word with vocabulary flashcards.
deserving attention or notice
idea; a vague idea in which some confidence is placed
infamy; the state of being known for some unfavorable act or quality
ill famed; known widely and usually unfavorably
something new and unusual
invalidate; declare invalid
foster; help develop, help grow
source of nourishment; any substance metabolized by an animal
SAT® is a trademark registered by the College Board, which is not affiliated with, and does not endorse, this product.