countermovement

noun
coun·​ter·​move·​ment | \ ˈkau̇n-tər-ˌmüv-mənt How to pronounce countermovement (audio) \
variants: or counter-movement
plural countermovements or counter-movements

Definition of countermovement

1 : a movement in an opposite direction She observed that whenever the body abruptly moves one way, there is a fallout of countermovements and readjustments …— Paul Trachtman Suburban stress has not produced any large-scale countermovement back to the cities or out to the countryside, however.— William Schneider
2 : an organized movement that arises in opposition to something Opponents labeled the whole program socialistic, and, in the 1960s, a strong countermovement developed …The Bangor Daily News

First Known Use of countermovement

circa 1818, in the meaning defined at sense 1

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