[ol-i-goh-trof-ik, -troh-fik] /ˌɒl ɪ goʊˈtrɒf ɪk, -ˈtroʊ fɪk/

adjective, Ecology.
(of a lake) characterized by a low accumulation of dissolved nutrient salts, supporting but a sparse growth of algae and other organisms, and having a high oxygen content owing to the low organic content.
(of lakes and similar habitats) poor in nutrients and plant life and rich in oxygen Compare eutrophic
(ŏl’ĭ-gō-trō’fĭk, -trŏf’ĭk, ō’lĭ-)
Lacking in plant nutrients such as phosphates, nitrates, and organic matter, and consequently having few plants and a large amount of dissolved oxygen throughout. Used of a lake, pond, or stream. Compare dystrophic, eutrophic.


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