Definition of zeaxanthin in English:

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zeaxanthin

Pronunciation: /ˌzēəˈzanTHin/

noun

Biochemistry
A carotenoid present in the retina of the eye and in many plants, used as a food additive and supplement.
Example sentences
  • The recombinant protein was assayed for cleavage activity towards zeaxanthin.
  • The blue light response of guard cells is mediated by the chloroplastic carotenoid, zeaxanthin.
  • The first major breakthrough in understanding the molecular genetics of ABA biosynthesis involved the cloning of zeaxanthin epoxidase.

Origin

1920s: via German from modern Latin zea 'maize' + xanthin, a yellow coloring in some plants.

For editors and proofreaders

Syllabification: ze·ax·an·thin

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