See Also: xanthophyll(medicine)
xanthophyll(dictionary)

xanthophyll (iou)



xanthophyll noun. M19.
[from XANTHO- + Greek phullon leaf.]
Biochemistry. Any of a group of yellow or brown oxygen-containing carotenoids which act as accessory pigments in photosynthesis; spec. lutein. Also xanthophyll-pigment.
xantho'phyllic adjective of or containing xanthophyll M20.