- To prohibit or place under an ecclesiastical or legal sanction.
- To forbid or debar, especially authoritatively. See synonyms at forbid.
- To cut or destroy (a line of communication) by firepower so as to halt an enemy's advance.
- To confront and halt the activities, advance, or entry of: “the role of the FBI in interdicting spies attempting to pass US secrets to the Soviet Union” (Christian Science Monitor).
- Law. A prohibition by court order.
- Roman Catholic Church. An ecclesiastical censure that excludes a person or district from participation in most sacraments and from Christian burial.
[Alteration of Middle English enterditen, to place under a church ban, from Old French entredit, past participle of entredire, to forbid, from Latin interdīcere, interdict- : inter-, inter- + dīcere, to say.]
interdiction in'ter·dic'tion n.interdictive in'ter·dic'tive or in'ter·dic'to·ry (-dĭk'tə-rē) adj.
interdictively in'ter·dic'tive·ly adv.
interdictor in'ter·dic'tor n.







