encirclement
     n : a war measure that isolates some area of importance to the
         enemy syn: blockade
see also:
blockade 

47 moby thesaurus words for "encirclement":
   aerial tactics, airborne tactics, applied tactics, armored tactics,
   barrier tactics, beleaguerment, besiegement, blockade, blockading,
   cavalry tactics, cincture, circling, circumambience,
   circumambiency, circumcincture, circumflexion, circumjacence,
   circumposition, containment, defensive strategy, diversion,
   embracement, encincture, enclosure, encompassment, enfoldment,
   envelopment, environment, feint, fire tactics, girding, girdling,
   inclusion, infantry tactics, infiltration, investment, involvement,
   mob tactics, mobile tactics, pincer movement, pincers movement,
   shock tactics, siege, strategy, surrounding, tactics,
   vertical envelopment