Hypertext Webster Gateway: "nutrition"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Nutrition \Nu*tri"tion\, n. [Cf. F. nutrition. See
{Nutritious}.]
1. (Physiol.) In the broadest sense, a process or series of
processes by which the living organism as a whole (or its
component parts or organs) is maintained in its normal
condition of life and growth.
Note: In this wide sense it comprehends digestion,
absorption, circulation, assimilation, etc., in fact
all of the steps by which the nutritive matter of the
food is fitted for incorporation with the different
tissues, and the changes which it undergoes after its
assimilation, prior to its excretion. See {Metabolism}.
2. (Physiol.) In a more limited sense, the process by which
the living tissues take up, from the blood, matters
necessary either for their repair or for the performance
of their healthy functions.
3. That which nourishes; nutriment.
Fixed like a plant, on his peculiar spot, To draw
nutrition, propagate, and rot. --Pope.
From WordNet (r) 1.7 (wn)
nutrition
n 1: 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 [syn: {nutriment},
{nourishment}, {sustenance}, {aliment}, {alimentation}, {victuals}]
3: the scientific study of food and drink (especially in
humans)
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