biological oxygen demand

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• biological oxygen demand — n. BIOCHEMICAL OXYGEN DEMAND * * * …   Universalium

• biological oxygen demand — n. BIOCHEMICAL OXYGEN DEMAND …   English World dictionary

• biological oxygen demand — biological oxygen de·mand di .mand n BIOCHEMICAL OXYGEN DEMAND …   Medical dictionary

• biological oxygen demand — biolog′ical ox′ygen demand n. ecl biochemical oxygen demand …   From formal English to slang

• biological oxygen demand — noun Date: 1930 biochemical oxygen demand …   New Collegiate Dictionary

• biological oxygen demand. — See biochemical oxygen demand. [1940 45] * * * …   Universalium

• biological oxygen demand — noun biochemical oxygen demand …   Wiktionary

• biological oxygen demand — noun → biochemical oxygen demand …  

• biological oxygen demand — noun : biochemical oxygen demand …   Useful english dictionary

• biological oxygen demand. — See biochemical oxygen demand. [1940 45] …   Useful english dictionary

• biological oxygen demand — a measure of the quantity of oxygen needed to incorporate or oxidise organic waste material into the environment or a measure of oxygen consumption over a fixed time period. A high demand will restrict the fish fauna. Abbreviated as BOD …   Dictionary of ichthyology