Definition of Nutrition
Nutrition: 1: The process of taking in food and using it for growth, metabolism, and repair. Nutritional stages are ingestion, digestion, absorption, transport, assimilation, and excretion. 2: A nourishing substance, such as nutritional solutions delivered to hospitalized patients via an IV or IG tube.Source: MedTerms™ Medical Dictionary
Last Editorial Review: 10/30/2013
Medical Dictionary Definitions A - Z
Search Medical Dictionary
eMedicineHealth Top News
Weight Loss Wisdom
Get tips, recipes and inspiration.