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单词 anthocyanin
释义

Definition of anthocyanin in English:

anthocyanin

noun ˌanθə(ʊ)ˈsʌɪənɪnˌanTHəˈsīənən
mass nounChemistry
  • A blue, violet, or red flavonoid pigment found in plants.

    〔化〕花青苷,花色素苷

    the earliest carrots were purple, because they contained anthocyanin
    Example sentencesExamples
    • 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.
    • Beech trees have more of a red pigment called anthocyanin and birch trees have more carotene which turns leaves yellow.
    • 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.
    • He has pinpointed markers signaling the presence of an unwanted, purplish color in wheatgrasses caused by the pigment anthocyanin.
    • 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.

Origin

Mid 19th century: from German Anthocyan, from Greek anthos 'flower' + kuanos 'blue' + -in1.

Definition of anthocyanin in US English:

anthocyanin

nounˌanTHəˈsīənən
Chemistry
  • A blue, violet, or red flavonoid pigment found in plants.

    〔化〕花青苷,花色素苷

    the earliest carrots were purple, because they contained anthocyanin
    Example sentencesExamples
    • 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.
    • 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.
    • He has pinpointed markers signaling the presence of an unwanted, purplish color in wheatgrasses caused by the pigment 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.

Origin

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

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更新时间:2025/7/3 14:57:37