Definition of ribitol in English:

ribitol

Pronunciation /ˈrībətôl/ /ˈraɪbətɔl/ /ˈrībəˌtäl/ /ˈraɪbəˌtɑl/

noun

Chemistry
  • A colorless crystalline compound which is formed by reduction of ribose and occurs in certain plants.

    An alcohol; chemical formula: HOCH₂(CHOH)₃CH₂OH

    ‘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.’
    • ‘This new shape caused RDH to be less effective on ribitol, but more effective on xylitol and L-arabitol (the mirror image of D-arabitol) as shown in the accompanying graph.’
    • ‘The differences in hydrogen-bonding sites and alignments of the sugars with the electrostatic field of the channel walls explain the observed disparity in conduction between ribitol and arabitol.’

Origin

Early 20th century from ribose+ -ite+ -ol.