biochemical oxygen demand
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.biochemical oxygen demand
nounDefinition of BIOCHEMICAL OXYGEN DEMAND
: the oxygen used in meeting the metabolic needs of aerobic microorganisms in water rich in organic matter (as water polluted with sewage)
First Known Use of BIOCHEMICAL OXYGEN DEMAND
circa 1927
biochemical oxygen de·mand
noun \-di-ˌmand\ (Medical Dictionary)Medical Definition of BIOCHEMICAL OXYGEN DEMAND
: the oxygen used in meeting the metabolic needs of aerobic microorganisms in water rich in organic matter (as water polluted with sewage)—called also biological oxygen demand, oxygen demand
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