Simple past tense and past participle of extinguish.(verb)
Referring to something that has been eliminated(adjective)
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Use "extinguished" in a sentence
"In addition to all these considerations, the right of North Carolina to have this title extinguished by the General Government, is strengthened by the policy which has been pursued towards the Cherokees by the States of Georgia, Tennessee, and Alabama."
"Men of competence will never be extinguished from the memory of humanity because his wisdom, his dedication to the improvement of humanity, his tenacity for the progress of science in favor of mankind, makes people everywhere, all believers, all ideologies, feel in one way or another under an obligation to his talents and his boldness."
"Michigan to the Mississippi, has the Indian title extinguished, and, in part, has been surveyed and brought into market."