carotenoid (redirected from carotenoid pigments)

carotenoid /ca·rot·e·noid/ (kah-rot´e-noid)

1. any of a group of red, orange, or yellow pigmented polyisoprenoid hydrocarbons synthesized by prokaryotes and higher plants and concentrating in animal fat when eaten; examples are ß-carotene, lycopene, and xanthophyll.

2. marked by yellow color.

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provitamin A carotenoids  carotenoids, particularly the carotenes, that can be converted to vitamin A in the body.

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ca·rot·e·noid (k-rtn-oid)

n.

Any of a class of yellow to red pigments, including the carotenes and the xanthophylls.

adj.

Of, relating to, or characterizing such a pigment.

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carotenoid

1. any member of a group of red, orange or yellow pigmented polyisoprenoid lipids found in carrots, sweet potatoes, green leaves and some animal tissues; examples are the carotenes, lycopene and xanthophyll.

2. marked by yellow color.

3. lipochrome.

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carotenoid pigments

contribute to the yellow staining of fatty tissues especially in horses, Channel Island breeds of cattle and old cats.