Definition of fucoxanthin in English:



mass nounChemistry
  • A brown carotenoid pigment occurring in and generally characteristic of the brown algae.

    • ‘Most also contain carotenoid pigments, such as the brown pigment fucoxanthin, that give the cells a yellow, orange, or brown color.’
    • ‘Unlike the other Chromista, Xanthophyta completely lack the brown pigment fucoxanthin.’
    • ‘Researchers noted a particular compound found in wakame, a carotenoid called fucoxanthin, probably contributed to this effect.’
    • ‘Haptophytes are often a golden-brown color because of the presence of the yellow-brown accessory pigments, diadinoxanthin and fucoxanthin, a feature they share with other Chromista.’
    • ‘However, phaeophytes are not closely related to land plants; their cells contain different pigments, such as chlorophyll c and fucoxanthin.’


Late 19th century from fucus + xanthin, variant of xanthine.