blockade

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block·ade / bläˈkād/ • n. an act of sealing off a place to prevent goods or people from entering or leaving: the army has imposed an economic blockade. ∎  anything that prevents access or progress: the police pulled down blockades on the highway.• v. [tr.] seal off (a place) to prevent goods or people from entering or leaving.DERIVATIVES: blockader n.

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