activism
n. uncountablen. the work of taking action to bring about social or political change. This often involves joining protests, writing letters, or organizing groups to support a cause.
n. the policy or action of using vigorous campaigning to bring about political or social change. Often involves direct action such as demonstrations, strikes, or lobbying.
Her activism helped change the local laws on recycling.
Student activism on campus led to the university divesting from fossil fuel companies last year.
While digital activism can raise awareness quickly, long-term systemic change usually requires sustained grassroots organizing and direct engagement with policy makers.
From active + -ism.
Uncountable in its general sense; occasionally countable when referring to specific types or instances of the practice.