counteroffensive
coun·te·rof·fensive
noun
1.
a large scale offensive (more than a counterattack) undertaken by a defending force to seize the initiative from an attacking force
Origin
From counter- + offensive.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.