Definition of prebiotic in English:


Line breaks: pre|biot¦ic
Pronunciation: /ˌpriːbʌɪˈɒtɪk


1Existing or occurring before the emergence of life.
More example sentences
  • Other analyses have inspected the interplay between similar selective mechanisms involved in the reproduction of viruses, prebiotic replicators, and cytoplasmic organelles, but do not deal with plasmid-specific traits.
  • One notable consequence for biology was a thoroughgoing re-evaluation of experimental work on prebiotic and biotic evolution.
  • This interpretation would thus offer a novel insight into the selection of the proteinaceous amino acids from the near-infinite possibilities of both prebiotic syntheses and biosynthetic modification.
2Promoting the growth of beneficial intestinal microorganisms.
More example sentences
  • Messenger says yogurt formulators, in certain cases, can eliminate the use of aspartame by using the proper prebiotic fiber.
  • Over the past year, Stonyfield Farm, Londonderry, N.H., launched yogurt made with the prebiotic inulin.
  • Prebiotic ingredients complement the health-conscious environment of today's food marketplace.


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A non-digestible food ingredient that promotes the growth of beneficial microorganisms in the intestines.
More example sentences
  • Half of the company's products also contain inulin, a natural dietary fiber and prebiotic.
  • In dairy products containing live cultures, inulin works as a prebiotic to help the cultures grow and function at their peak.
  • Scientifically defined as a "prebiotic," inulin has been shown to stimulate good bacteria in the digestive tract.

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