Pronunciation: /kaʊntərˌvæˈleɪʃən/
noun a military defensive wall or earthwork built to oppose or resist a besieging enemy
A1 I have never heard of the word countervallation before.
A2 The countervallation of the enemy's attack was successful.
B1 The countervallation strategy proved to be effective in defending the fortress.
B2 The general ordered a countervallation to protect the troops from the enemy's siege tactics.
C1 The military commander devised a brilliant countervallation plan to outsmart the enemy forces.
C2 The countervallation of the enemy's siege was a testament to the strategic prowess of the army.
formal The countervallation of the enemy's fortifications proved to be a challenging task for the army.
informal The countervallation of that building is going to take forever!
slang I can't believe we have to do countervallation on this project, it's so tedious.
figurative Her countervallation against criticism showed her strength and resilience.
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