Definition of anthocyanin in English:

anthocyanin

noun

mass nounChemistry
  • A blue, violet, or red flavonoid pigment found in plants.

    ‘the earliest carrots were purple, because they contained anthocyanin’
    • ‘As well as a high content of carotene, the same substance that gives carrots and egg yolks their distinctive colour, these oranges develop a red pigment, anthocyanin, which gives their flesh its hue.’
    • ‘Beech trees have more of a red pigment called anthocyanin and birch trees have more carotene which turns leaves yellow.’
    • ‘The pigment, anthocyanin, is normally turned off during the growing season, but the researchers inserted a gene that turns on this colour-making process in the presence of nitrogen dioxide.’
    • ‘He has pinpointed markers signaling the presence of an unwanted, purplish color in wheatgrasses caused by the pigment anthocyanin.’
    • ‘The combination of excess sugar sap and sunny days create an abundance of the pigment anthocyanin and the brilliant fall colors of crimson and purple.’

Origin

Mid 19th century from German Anthocyan, from Greek anthos ‘flower’ + kuanos ‘blue’ + -in.

Pronunciation

anthocyanin

/ˌanθə(ʊ)ˈsʌɪənɪn/