activistnoun [C]uk /ˈæk.tɪ.vɪst/ us /ˈæk.tə.vɪst/
- Human rights activists have accused the country's government of a systematic perpetration of violence against minority groups.
- Local activist groups have become increasingly vociferous as the volume of traffic passing through the village has grown.
- a martyred civil rights activist
- a green activist