eutrophic
/jʊˈtrɒfɪk/adjective
- Ecology (of a lake or other body of water) rich in nutrients and so supporting a dense plant population, the decomposition of which kills animal life by depriving it of oxygen【生态】（湖泊或其他水体）富养分的, 富营养的。比较DYSTROPHIC 和 OLIGOTROPHIC.
词源
early 18th cent. (denoting a medicine promoting good nutrition)： from Greek eutrophia, from eu 'well'+trephein 'nourish'. The current sense dates from the 1930s.