Definition of Obstinate: Obstinate (adjective): Stubbornly refusing to change one’s opinion or chosen course of action, despite attempts to persuade one to do so. Synonyms: stubborn, inflexible, unyielding, headstrong Antonyms: compliant, flexible, yielding, amenable Memory Tip: Think of “obstinate” as someone who digs in their heels and won’t budge, no matter what. Conversation and Short…