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oleograph
oleomargarine
oleoresin
oleum
olfaction
olfactometer
olfactory
olfactory bulb
olibanum
oligarch
oligarchy
oligo-
Oligocene
oligochaete
oligoclase
oligomenorrhea
oligomer
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oligotrophic
ol·i·go·tro·phic [ òlligō tróffik, ə lìggə tróffik ]


adjective 
Definition:
 
nutrient-poor and oxygen-rich: describes bodies of water such as lakes that contain relatively little plant life or nutrients, but are rich in dissolved oxygen
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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