[n] - any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
Found op http://www.webdictionary.co.uk/definition.php?query=carotenoid
Carotenoid: One of a group of compounds that includes beta-carotene, alpha-carotene, and beta-cryptoxanthin which are converted to vitamin A and are referred to as provitamin A carotenoids. The sole known role of carotenoids is to act as a source of vitamin A in the diet. Fruits and vegetables are t...
Found op http://www.medterms.com/script/main/art.html?articlekey=22370
<biochemistry> Accessory lipophilic photosynthetic pigments in plants and bacteria, including carotenes and xanthophylls, red, orange or yellow, with broad absorption peaks at 450-480nm. ... Act as secondary light harvesting pigments, passing energy to chlorophyll and as protective agents, pre...
Found op http://www.mondofacto.com/facts/dictionary?carotenoid
noun any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
Found op http://wordnetweb.princeton.edu/perl/webwn?s=carotenoid
(kә-rot´ә-noid) any member of a group of red, orange, or yellow pigmented lipids found in carrots, sweet potatoes, green leaves, and some animal tissues; examples are the carotenes, lycopene, and xanthophyll. marked by yellow color. lipochrome.
Found op http://www.encyclo.co.uk/local/21001
any of a group of nonnitrogenous yellow, orange, or red pigments (biochromes) that are almost universally distributed in living things. There are ... [6 related articles]
Found op http://www.britannica.com/eb/a-z/c/27
Carotenoids are tetraterpenoid organic pigments that are naturally occurring in the chloroplasts and chromoplasts of plants and some other photosynthetic organisms like algae, some bacteria, and some types of fungus. Carotenoids can be synthesized fats and other basic organic metabolic building blo...
Found op http://en.wikipedia.org/wiki/Carotenoid
Type: Term Pronunciation: ka-rot′e-noyd Definitions: 1. Resembling carotene; having a yellow color. 2. One of the carotenoids.
Found op http://www.medilexicon.com/medicaldictionary.php?t=14635
Any of a group of yellow, orange, red, or brown pigments found in many living organisms, particularly in the chloroplasts of plants. There are two main types, the carotenes and the xanthophylls. Both types are long-chain lipids (fats). Some carotenoids act as accessory pigments in photosynthesis, an...
Found op http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0006916.html
A yellow, red, or orange substance found mostly in plants, including carrots, sweet potatoes, dark green leafy vegetables, and many fruits, grains, and oils. Some carotenoids are changed into vitamin A in the body and some are being studied in the prevention of cancer. A carotenoid is a type of anti...
Found op http://www.cancer.gov/dictionary?expand=C
1) Antioxidant 2) Pigment
Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/carotenoid/1
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