Definition of galactose in English:

galactose

Line breaks: gal¦act|ose
Pronunciation: /gəˈlaktəʊz
 
, -s/

noun

[mass noun] Chemistry
  • A sugar of the hexose class which is a constituent of lactose and many polysaccharides.
    More example sentences
    • Its molecule is split in fermentation or digestion to yield the simple monosaccharide sugars dextrose and galactose.
    • The sugars glucose, galactose, and fructose all have six carbon atoms, twelve hydrogen atoms, and six oxygen atoms.
    • The enzyme lactase breaks down the lactose to galactose and glucose.

Origin

mid 19th century: from Greek gala, galaktos 'milk' + -ose2.

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