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biological oxygen demand

Origin
1940-1945
1940-45
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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biological oxygen demand in Medicine

biological oxygen demand n.
See biochemical oxygen demand.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Difficulty index for biological oxygen demand

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Word Value for biological

15
20
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