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Any of a class of yellow to red pigments, including the carotenes and the xanthophylls.
Of or relating to such a pigment.


(kəˈrɒtɪˌnɔɪd) or


(Biochemistry) any of a group of red or yellow pigments, including carotenes, found in plants and certain animal tissues
(Biochemistry) of or resembling carotene or a carotenoid


or ca•rot•i•noid

(kəˈrɒt nˌɔɪd)

1. any of a group of red and yellow pigments, chemically similar to carotene, contained in animal fat and some plants.
2. similar to carotene.
3. pertaining to carotenoids.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.carotenoid - any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
carotene - yellow or orange-red fat-soluble pigments in plants
lycopene - carotenoid that makes tomatoes red; may lower the risk of prostate cancer
beta-carotene - an isomer of carotene that is found in dark green and dark yellow fruits and vegetables
lutein, xanthophyl, xanthophyll - yellow carotenoid pigments in plants and animal fats and egg yolks
zeaxanthin - yellow carotenoid (isomeric with lutein and occurs widely with it) that is the main pigment in yellow Indian corn
antioxidant - substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides
phytochemical - a chemical substance obtained from plants that is biologically active but not nutritive
pigment - dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.)


n carotenoide m
References in periodicals archive ?
What the authors found is that the carotenoid pigments in the feathers of the red birds differed from those that appeared in the birds with yellow feathers.
Their unusual colors appear to be produced by their bodies making metabolic modifications to the carotenoid pigments that they consume.
The coloration of the fish skin is dependent on absorption and deposition of carotenoid pigments from the diet, since fish, like other vertebrates, are unable to synthesize carotenoids de novo (Goodwin, 1984).
While synthetic carotenoid pigments are commercially available as feed additives, they are expensive and up-take levels are poor, estimated between 5% and 10% [7].
Replacing the carotenoid pigments in the eye's protective layer, however, is an effective means of quenching much of the photochemical damage done by blue light.
The project has shown that including corn distiller's oil in poultry rations helps in providing carotenoid pigments to the birds, giving added value.
We are exploring the use of carotenoid pigments found in plants to enhance the pigmentation in the skin of the fish, said Abella, also CLSU vice president for academic affairs.
Carrots, peppers and sweet |potato: Beta-carotene, an antioxidant vitamin present in orange veg, and other carotenoid pigments have been shown to enhance immune function.
The traits that had undergone a change during domestication included a large taproot with a reduction in lateral branches and the most important of all is the accumulation of carotenoid pigments that is involved in imparting different colours to the carrot.
2005) noted that carotenoid pigments were more sensitive to gamma rays than chlorophylls.