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nitrogen balance

American  

noun

Biochemistry, Physiology.

  1. the difference between the amount of nitrogen taken in and the amount excreted or lost: used to evaluate nutritional balance.

Etymology

Origin of nitrogen balance

First recorded in 1940–45

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.