(organic chemistry, countable) Any of various hydroxy, carbonyl or carboxylic acid derivatives of carotenes. / (organic chemistry, uncountable) Lutein.

plural of xanthophyll

Of or pertaining to xanthophyll.

Of or relating to xanthophyll.

plural of xanthophyl

Dated form of xanthophyll.

(mineralogy, outdated) A synonym of clintonite. The International Mineralogical Association's Commission on New Minerals, Nomenclature and Classification (CNMNC) recommends using clintonite as a replacement in all cases.

plural of xanthophyllite