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oligotrophic

[ol-i-goh-trof-ik, -troh-fik] /ˌɒl ɪ goʊˈtrɒf ɪk, -ˈtroʊ fɪk/
adjective, Ecology
1.
(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.
Origin
1925-1930
1925-30; oligo- + trophic
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for oligotrophic
  • Heterotrophic bacterial growth and nutrient limitation in large, oligotrophic lakes and oceans.
  • Over its lifetime, a lake progresses from a more oligotrophic to a more eutrophic state.
British Dictionary definitions for oligotrophic

oligotrophic

/ˌɒlɪɡəʊˈtrɒfɪk/
adjective
1.
(of lakes and similar habitats) poor in nutrients and plant life and rich in oxygen Compare eutrophic
Derived Forms
oligotrophy (ˌɒlɪˈɡɒtrəfɪ) noun
Word Origin
C20: from oligo- + Greek trophein to nourish + -ic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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oligotrophic in Science
oligotrophic
  (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.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Difficulty index for oligotrophic

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Word Value for oligotrophic

20
0
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