biological oxygen demand

biological oxygen demand: Abbreviation: BOD

The dissolved oxygen required for the respiration of a population of aerobic organisms present in water. Expressed in terms of the oxygen consumed in water at a temperature of 20°C per unit time. The BOD is used as an indication of the degree to which the sample of water is polluted, particularly by inorganic nutrients for plants.

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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

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