noun
: the relation between intake of food and output of work (as in muscular or secretory activity) that is positive when the body stores extra food as fats and negative when the body draws on stored fat to provide energy for work
noun
: the relation between intake of food and output of work (as in muscular or secretory activity) that is positive when the body stores extra food as fats and negative when the body draws on stored fat to provide energy for work
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012