Simple past tense and past participle of impanel.(verb)
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Use "impanelled" in a sentence
"Among our number was a vestryman, – the densest idiot I have ever seen at large, – who met the plainest evidence with the most preposterous objections, and who was sided with by two flabby parochial parasites; all the three impanelled from a district so delivered over to Fever that they ought to have been upon their own trial for five hundred Murders."
"There is a good deal of antique form in the manner in which, under the direction of the clerk, prisoners are arraigned and juries are made up or "impanelled" for the trial of a cause."
"Certainly twenty-two attendants on the Mass were "impanelled" for trial for their religious misdemeanour."