(law) Confinement of a person to his or her residence, sometimes with a limited travel allowance, ordered by a judge or other authority as a more lenient alternative to imprisonment.

(medicine) Any of a class of broad-spectrum antibiotics, having a benzodiazepine structure, isolated from Streptomyces bacteria, that have antitumour activity

(US, military) Acronym of operational control. Command authority that may be exercised by commanders at any echelon at or below the level of combatant command.

theology