Nutrition

Nutrition
1) The science or practice of taking in and utilizing foods. 2) A nourishing substance, such as nutritional solutions delivered to hospitalized patients via an IV or IG tube.
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1. A function of living plants and animals, consisting in the taking in and metabolism of food material whereby tissue is built up and energy liberated. SYN: trophism (2). 2. The study of the food and liquid requirements of human beings or animals for normal physiologic function, including energy, need, maintenance, growth, activity, reproduction, and lactation. [L. nutritio, fr. nutrio, to nourish]
- total parenteral n. (TPN) n. maintained entirely by central intravenous injection or other nongastrointestinal route.

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nu·tri·tion n(y)u̇-'trish-ən n
1) the act or process of nourishing or being nourished specif the sum of the processes by which an animal or plant takes in and utilizes food substances
2) food (1), nourishment
nu·tri·tion·al -'trish-nəl, -ən-əl adj
nu·tri·tion·al·ly adv

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n.
1. the study of food in relation to the physiological processes that depend on its absorption by the body (growth, energy production, repair of body tissues, etc.). The science of nutrition includes the study of diets and of deficiency diseases.
2. the intake of nutrients and their subsequent absorption and assimilation by the tissues. Patients who cannot be fed in a normal way can be given nutrients by tubes into the intestines (enteral feeding) or by infusion into a vein (intravenous feeding).

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nu·tri·tion (noo-trĭґshən) [L. nutritio] the taking in and metabolism of nutrients (food and other nourishing material) by an organism so that life is maintained and growth can take place. nutritional adj

Medical dictionary. 2011.

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  • NUTRITION — Du fait même qu’il fonctionne, l’organisme dépense. S’il paraît évident que la croissance exige la fourniture de nouveaux éléments, il n’en est pas moins vrai que le simple entretien des cellules vivantes demande un apport constant de matière et… …   Encyclopédie Universelle

  • Nutrition — Nu*tri tion, n. [Cf. F. nutrition. See {Nutritious}.] 1. (Physiol.) In the broadest sense, a process or series of processes by which a living organism as a whole (or its component parts or organs) is maintained in its normal condition of life and …   The Collaborative International Dictionary of English

  • nutrition — Nutrition. s. f. v. L action de la faculté nutritive. Il ne se fait plus de nutrition dans cette partie. cela empesche la nutrition …   Dictionnaire de l'Académie française

  • nutrition — (n.) early 15c., from O.Fr. nutrition (14c.) and directly from L. nutritionem (nom. nutritio) a nourishing, noun of action from pp. stem of nutrire to nourish, suckle (see NOURISH (Cf. nourish)) …   Etymology dictionary

  • Nutrition — (lat.), Ernährung; nutritiv, nährend, nahrhaft; Nutritor, Ernährer, Pfleger (besonders als Titel hoher Beschützer von Schulen und Universitäten); Nutrix, Ernährerin, Amme …   Meyers Großes Konversations-Lexikon

  • nutrition — index sustenance Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • nutrition — [n] food diet, menu, nourishment, nutriment, subsistence, sustenance, victuals; concept 457 Ant. deprivation, starvation …   New thesaurus

  • nutrition — ► NOUN 1) the process of taking in and assimilating nutrients. 2) the branch of science concerned with this process. DERIVATIVES nutritional adjective nutritionist noun. ORIGIN Latin, from nutrire nourish …   English terms dictionary

  • nutrition — [no͞o trish′ən, nyo͞otrish′ən] n. [MFr < L nutritio, nutricio < nutrix, NURSE] 1. a nourishing or being nourished; esp., the series of processes by which an organism takes in and assimilates food for promoting growth and replacing worn or… …   English World dictionary

  • Nutrition — The Nutrition Facts table indicates the amounts of nutrients which experts recommend to limit or consume in adequate amounts. Nutrition (also called nourishment or aliment) is the provision, to cells and organisms, of the materials necessary (in… …   Wikipedia

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