Definition of "encirclement" [encirclement]

• The act of encircling or the state of being encircled (noun)
• The isolation of a target by the formation of a blockade around it (noun)

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• "A Russia policy of isolation and encirclement is not compatible with the contemporary geopolitical playing field, and we have seen this policy (in striking similarity to other, similar policies) exacerbate the hostility and corruption of the very regime it was meant to moderate."
• "When neither enemy deployment nor the terrain favors encirclement, that is --"
• "The encirclement is a deep flanking maneuver (related to the tactical-level envelopment, but on a larger scale)."