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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - Any of a class of highly unsaturated yellow to red pigments occurring in plants and animals.

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Usage examples (35)
  • He was soon drawn deeply into studies of how the small variations in carotenoid structures are involved in biological functions.
  • Carotenoids are a group of over 600 compounds known as the carotenoid pigments.
  • TomatoesTomatoes are rich in a so-called "carotenoid" nutrient, which has links to a reduced risk of heart disease.
  • The carotenoid antioxidant astaxanthin, introduced in chapter 4
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.