/ Dictionary / Index O oligotrophic: Meaning and Definition of Find definitions for: ol•i•go•troph•ic Pronunciation: (ol"i-gō-trof'ik, -trō'fik), [key] — adj. Ecol. (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. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oligosaccharide oligotrophy Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language