Definition of galactosamine in English:


Pronunciation: /ɡəlakˈtäsəˌmēn//-ˈtōsə-/


  • An amino acid derived from the sugar galactose, of which chondroitin is a derivative.

    • ‘The study measured changes in liver chemicals, called galactosamines, that mitigate the damage caused by the toxin.’
    • ‘Hepatocytes damaged by exposure to galactosamine, thiocetamide, and carbon tetrachloride were incubated with Picrorhiza constituents.’
    • ‘As a result, it has been found that polyamino acids in which galactosamine has been introduced as a sugar residue have excellent properties.’
    • ‘Protective effects of phytosomal silybin were observed using rats pre-exposed to toxins such as praseodymium, galactosamine, and the mushroom poisons phalloidin and alpha-amanitin.’
    • ‘Glucosamine and galactosamine were abundant and common to all samples.’


Early 20th century: from German Galaktosamin.