Simple past tense and past participle of abnegate.(verb)
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Use "abnegated" in a sentence
"Meanwhile, the Federal Energy Regulatory Commission, which is charged with protecting reliability, abnegated its statutory responsibilities as the rule was being written."
"I don't really think political blogging should be about the posters (although I regret to say that this assertion is abnegated by the kind of exercises in self indulgence your are currently reading)."
"I don't really think political blogging should be about the posters although I regret to say that this assertion is abnegated by the kind of exercises in self indulgence your are currently reading."