Definition of ribitol in English:

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Pronunciation: /ˈrībiˌtôl/ Pronunciation: /-ˌtōl/


A colorless crystalline compound that is formed by reduction of ribose and occurs in certain plants.
  • An alcohol; chemical formula: HOCH2(CHOH)3CH2OH.
Example sentences
  • A single molecule of ribitol or arabitol was positioned in the periplasmic space at the beginning of each interactive simulation.
  • The ribitol teichoic acid is usually in the cell wall, and the glycerol teichoic acid is in the cell membrane, the periplasmic region, or in the cell.
  • These clones putatively encode UDP-galactose 4-epimerase, trehalose - 6-phosphate phosphatase, glucose and ribitol dehydrogenase, and ribitol dehydrogenase.


1940s: from ribose + -ite1 + -ol.

For editors and proofreaders

Syllabification: ri·bi·tol

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