Simple past tense and past participle of obsolesce.(verb)
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Use "obsolesced" in a sentence
"Biting caustics that ate into the flesh of past generations of cancer patients have been obsolesced by radiation with X-ray and radium. . ."
"Retrieval: What does this artifact retrieve from the past that was previously obsolesced?"
"He says, "The future looks nothing like democracy, because democracy, which sought to empower the individual, is being obsolesced by a social order which hyperempowers him.""