Simple past tense and past participle of interdict.(verb)
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Use "interdicted" in a sentence
"Ask the former governor of Helmand, aka anti-Soviet freedom fighter, what happened after he was accidentally 'interdicted' with a few tons of opium is his mansion."
""the two-witness principle" interdicted "imputation of _incriminating acts_ to the accused by circumstantial evidence or by the testimony of a single witness,"  even though the single witness in question was the accused himself."
"If the Virginians had recognized the seasonal nature of Indian warfare, they could have concentrated their resources and interdicted invasion routes when raids could be expected."