Simple past tense and past participle of invoke.(verb)
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Use "invoked" in a sentence
"To this day, whenever a spectacle is released that combines panache and visual wonder, his is the name invoked as a comparison."
"A dispensation from such an irregularity is the more difficult to obtain in proportion to the falsity of the title invoked or the employment of violence in entering on the benefice."
"Adkins took the witness stand but when asked his name invoked his right to remain silent and was dismissed by investigative officer Lt. Col."