pectin(redirected from protopectin)
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Any of a group of water-soluble colloidal carbohydrates of high molecular weight found in ripe fruits, such as apples, plums, and grapefruit, and used to jell various foods, drugs, and cosmetics.
[French pectine, from Greek pēktos, coagulated, from pēgnunai, to coagulate; see pag- in Indo-European roots.]
pec′tic, pec′tin·ous adj.
(Biochemistry) biochem any of the acidic hemicelluloses that occur in ripe fruit and vegetables: used in the manufacture of jams because of their ability to solidify to a gel when heated in a sugar solution (may be referred to on food labels as E440(a))
[C19: from Greek pēktos congealed, from pegnuein to set]
ˈpectic, ˌpectiˈnaceous, ˈpectinous adj
a white colloidal carbohydrate of high molecular weight, present in ripe fruits: used in fruit jellies for its thickening and emulsifying properties.
pec′tic, pec′tin•ous, adj.
Any of a group of substances that are found in ripe fruits and can be made to form gels. Pectins are derived from carbohydrates. They are used in certain medicines and cosmetics and in making jellies.
A substance extracted from ripe fruit and vegetables which is used to set jams and jellies.
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|Noun||1.||pectin - any of various water-soluble colloidal carbohydrates that occur in ripe fruit and vegetables; used in making fruit jellies and jams|
Kaopectate - trade name for a fixed-combination antidiarrheal drug that use kaolin as the adsorbent and pectin as the emollient
cellulose - a polysaccharide that is the chief constituent of all plant tissues and fibers