Adjacent Words

pentose definitions

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WordNet (r) 3.0 (2005)

n
1: any monosaccharide sugar containing five atoms of carbon per molecule

Merriam Webster's

noun Etymology: International Scientific Vocabulary Date: 1890 a monosaccharide C₅H₁₀O₅ (as ribose) that contains five carbon atoms in the molecule

Oxford Reference Dictionary

n. Biochem. any monosaccharide containing five carbon atoms, including ribose. Etymology: PENTA- + -OSE(2)

Webster's 1913 Dictionary

Pentose Pen"tose, n. [Penta- + -ose.] (Chem.) Any of a group of sugars of the formula C5H10O5, as arabinose; -- so called from the five carbon atoms in the molecule. They are not fermented by yeast.