environmentalist
/ɪnˌvaɪrənˈmɛntəlɪst/
noun
plural
environmentalists
/ɪnˌvaɪrənˈmɛntəlɪst/
noun
plural
environmentalists
Britannica Dictionary definition of ENVIRONMENTALIST
[count]
:
a person who works to protect the natural world from pollution and other threats
— environmentalism
/ɪnˌvaɪrənˈmɛntəlɪzm/
noun
[noncount]