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activist

1 ENTRIES FOUND:
activist /ˈæktɪvɪst/ noun
plural activists
activist
/ˈæktɪvɪst/
noun
plural activists
Britannica Dictionary definition of ACTIVIST
[count]
: a person who uses or supports strong actions (such as public protests) to help make changes in politics or society

— activism

/ˈæktɪˌvɪzəm/ noun [noncount]