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Peptone
CIDE DICTIONARY
Peptone, n. [Gr. pepto`s cooked.].
The soluble polypeptides produced by hydrolysis of protein; specifically the soluble peptides into which food is transformed by the action of the gastric and pancreatic juices. Peptones are also formed from protein matter by the action of boiling water and boiling dilute acids. [1913 Webster]
" Pure peptones are of three kinds, amphopeptone, antipeptone, and hemipeptone, and, unlike most proteins, are not precipitated by saturating their solutions with ammonium sulphate." [1913 Webster]
OXFORD DICTIONARY
Peptone, n. a protein fragment formed by hydrolysis in the process of digestion.
Derivative
peptonize v.tr. (also -ise).
Etymology
G Pepton f. Gk peptos, neut. pepton cooked
For further exploring for "Peptone" in Webster Dictionary Online
