blockade

 
Pronunciation: /blɒˈkeɪd/

noun

  • an act or means of sealing off a place to prevent goods or people from entering or leaving: they voted to lift the blockade of major railway junctions
  • an obstruction of a physiological or mental function, especially of a biochemical receptor.

verb

[with object]
  • seal off (a place) to prevent goods or people from entering or leaving: the authorities blockaded roads in and out of the capital

Phrases

run a blockade

(of a ship) manage to enter or leave a blockaded port: vessels suspected of running the UN blockade

Derivatives

blockader

noun

Origin:

late 17th century: from block + -ade1, probably influenced by ambuscade