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单词 oligotrophic
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ol•i•go•troph•ic  (ol′i gō trofik, -trōfik),USA pronunciation adj. [Ecol.]
  1. 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.
  • oligo- + trophic 1925–30

Collins Concise English Dictionary © HarperCollins Publishers::
oligotrophic /ˌɒlɪɡəʊˈtrɒfɪk/ adj
  1. (of lakes and similar habitats) poor in nutrients and plant life and rich in oxygen
Etymology: 20th Century: from oligo- + Greek trophein to nourish + -ic

oligotrophy /ˌɒlɪˈɡɒtrəfɪ/ n
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