Hypertext Webster Gateway: "protein"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Protein \Pro"te*in\, n. (Physiol. Chem.)
In chemical analysis, the total nitrogenous material in
vegetable or animal substances, obtained by multiplying the
total nitrogen found by a factor, usually 6.25, assuming most
proteids to contain approximately 16 per cent of nitrogen.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Protein \Pro"te*in\, n. [Gr. prw^tos first: cf. prwtei^on the
first place.] (Physiol. Chem.)
A body now known as alkali albumin, but originally considered
to be the basis of all albuminous substances, whence its
name.
From WordNet (r) 1.7 (wn)
protein
n : any of a large group of nitrogenous organic compounds that
are essential constituents of living cells; consist of
long chains of polypeptides
Additional Hypertext Webster Gateway Lookup
Gateway by dict@stokkie.net
stock only wrote the gateway and does not have any control over the contents;
see the Webster Gateway FAQ,
and also the Back-end/database links and credits.