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词汇 pectin
释义

Definition of pectin in English:

pectin

noun ˈpɛktɪnˈpɛktən
mass noun
  • A soluble gelatinous polysaccharide which is present in ripe fruits and is used as a setting agent in jams and jellies.

    果胶

    the very early stalks may not have quite enough natural pectin to set properly
    count noun two common types of soluble fibre are pectins and gums
    Example sentencesExamples
    • Proteins, pectins, polysaccharides and glycolipids, organized in a three-dimensional polygonal frame are part of the structural elements.
    • It also helps to understand what makes jam or jelly set: it's pectin, a natural substance that binds the fruit pulp with acid and sugar.
    • Walls consist of a porous network of cellulose fibrils, hemicellulose, pectins, and glycoproteins.
    • Apples are also rich in the soluble fibre pectin, which helps to lower blood cholesterol.
    • As the fruit ripens, enzymes convert this into pectin, the quantity of which reaches its maximum just before the fruit is fully ripe.
    • Jelly, jam and preserves are all made from fruit mixed with sugar and pectin.
    • As pears are dense, they are also a good source of fibre and pectin.
    • In the ripening stage of strawberry fruit development the vascular tissue comprises long fibres composed of cellulose, protein, pectin, and lignin.
    • The standard method, which does not require added pectin, works best with fruits naturally high in pectin.
    • I ended up using only 1oz of pectin which was more than enough.
    • This may be due to the soluble fiber pectin in grapefruit.
    • Other prebiotic agents such as psyllium seeds, pectin, aloe vera juice or slippery elm are very good alternatives.
    • To extract pectin from fruit, industry uses a conventional heating process that takes an hour or more per batch.
    • Soluble fiber, including pectin, is found in oatmeal, apples, bananas, beans, and psyllium.
    • The fruit contains more pectin than regular strawberries, so making jam is easy and quick.
    • They are high in fibre and a substance called pectin, both of which may help to control cholesterol levels in the bloodstream.
    • No differences were observed for hemicellulose and pectin.
    • Imagine you are making jam and have gotten to the point where you pour the steaming liquor of fruit, sugar, and pectin into the jars.
    • One is pectin, a soluble fiber that has a well-documented ability to lower total cholesterol.
    • As a very smart scientist discussed with me a year ago, tomatoes contain pectin - a lot of pectin.

Derivatives

  • pectic

  • adjective ˈpɛktɪkˈpɛktɪk
    • Relating to or containing pectin.

      pectic polymers in fruit
      Example sentencesExamples
      • pectic extracts
      • It also contains carotene, ethereal oils, sugar, and pectic substances, which help prevent moisture loss.
      • Then add 1 teaspoonful each of pectic enzyme and yeast nutrient per 5 litres, plus some wine yeast.
      • Plant cell walls are composed primarily of cellulose microfibrils, hemicelluloses, pectic polysaccharides, and small amounts of structural proteins.

Origin

Mid 19th century: from Greek pektos 'congealed' (from pēgnuein 'make solid') + -in1.

Rhymes

pecten

Definition of pectin in US English:

pectin

nounˈpektənˈpɛktən
  • A soluble gelatinous polysaccharide that is present in ripe fruits and is extracted for use as a setting agent in jams and jellies.

    果胶

    the very early stalks may not have quite enough natural pectin to set properly
    count noun two common types of soluble fiber are pectins and gums
    Example sentencesExamples
    • No differences were observed for hemicellulose and pectin.
    • As the fruit ripens, enzymes convert this into pectin, the quantity of which reaches its maximum just before the fruit is fully ripe.
    • As a very smart scientist discussed with me a year ago, tomatoes contain pectin - a lot of pectin.
    • Other prebiotic agents such as psyllium seeds, pectin, aloe vera juice or slippery elm are very good alternatives.
    • Proteins, pectins, polysaccharides and glycolipids, organized in a three-dimensional polygonal frame are part of the structural elements.
    • As pears are dense, they are also a good source of fibre and pectin.
    • It also helps to understand what makes jam or jelly set: it's pectin, a natural substance that binds the fruit pulp with acid and sugar.
    • Jelly, jam and preserves are all made from fruit mixed with sugar and pectin.
    • To extract pectin from fruit, industry uses a conventional heating process that takes an hour or more per batch.
    • This may be due to the soluble fiber pectin in grapefruit.
    • They are high in fibre and a substance called pectin, both of which may help to control cholesterol levels in the bloodstream.
    • Imagine you are making jam and have gotten to the point where you pour the steaming liquor of fruit, sugar, and pectin into the jars.
    • The standard method, which does not require added pectin, works best with fruits naturally high in pectin.
    • Apples are also rich in the soluble fibre pectin, which helps to lower blood cholesterol.
    • The fruit contains more pectin than regular strawberries, so making jam is easy and quick.
    • Walls consist of a porous network of cellulose fibrils, hemicellulose, pectins, and glycoproteins.
    • Soluble fiber, including pectin, is found in oatmeal, apples, bananas, beans, and psyllium.
    • One is pectin, a soluble fiber that has a well-documented ability to lower total cholesterol.
    • In the ripening stage of strawberry fruit development the vascular tissue comprises long fibres composed of cellulose, protein, pectin, and lignin.
    • I ended up using only 1oz of pectin which was more than enough.

Origin

Mid 19th century: from Greek pektos ‘congealed’ (from pēgnuein ‘make solid’) + -in.

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