<p><strong>adjective</strong></p><ul><li>firmly or stubbornly adhering to one's purpose, opinion, etc.; not yielding to argument, persuasion, or entreaty</li><li>Synonyms: pertinacious, refractory, inflexible, perverse, intractable, unbending, unyielding, obdurate, mulish</li><li>Antonyms: tractable, submissive</li><li>characterized by inflexible persistence or an unyielding attitude; inflexibly persisted in or carried out: obstinate advocacy of high tariffs</li><li>not easily controlled or overcome: the obstinate growth of weeds</li><li>not yielding readily to treatment, as a disease</li></ul>