pentose

[ pen-tohs ]

noun

, Chemistry.

1. a monosaccharide containing five atoms of carbon, as xylose, C 5 H 1 0 O 5 , or produced from pentosans by hydrolysis.

pentose

/ ˈpɛntəʊs /

noun

1. any monosaccharide containing five atoms of carbon per molecule: occur mainly in plants and the nucleic acids

pentose

/ pĕn′tōs′ /

1. Any of a class of simple sugars (monosaccharides) having five carbon atoms per molecule. Ribose and deoxyribose are pentoses.

Word History and Origins

Origin of pentose¹

First recorded in 1890; from German pent-, -ose ²

Word History and Origins

Origin of pentose¹

C20: from penta- + -ose ²

Example Sentences

The time increase was less pronounced in the presence of the three pentose sugars used.

From Project Gutenberg

It is usual to regard furfural as invariably produced from a pentose residue.

From Project Gutenberg

It is composed of one molecule of glucose united to two molecules of rhamnose (methyl pentose, C6H12O5).

From Project Gutenberg

But most of the natural gums yield a mixture of galactose, some pentose, and some complex organic acid.

From Project Gutenberg

They bear the same relation to the pentose sugars as do the dextrosans to glucose, etc.

From Project Gutenberg