n 1  :  any of various water-soluble substances that bind adjacent cell walls in plant tissues and yield a gel which is the basis of fruit jellies  2  :  a product containing mostly pectin obtained as a powder or syrup (as by extraction with acid of citrus peels, dried apple pomace, or dried sugar beet slices) and used chiefly in making jelly and other foods, in pharmaceutical products esp. for the control of diarrhea, and in cosmetics .
 
 
 
Similar sounding terms:  pec·ten 
 
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