/ iˈkɒlədʒɪst; NAmE iˈkɑːl-/ noun
1.
a scientist who studies ecology
2.
a person who is interested in ecology and believes the environment should be protected
ECOLOGIST
Meaning of ECOLOGIST in English
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005