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Definition of 'nutrition'

Noun

  1. (physiology) the organic process of nourishing or being nourished; the processes by which an organism assimilates food and uses it for growth and maintenance
  2. a source of materials to nourish the body
       Synonyms: nutriment nourishment sustenance aliment alimentation victuals
  3. the scientific study of food and drink (especially in humans)


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