beta-carotene

noun

be·​ta-car·​o·​tene ˈbā-tə-ˈker-ə-ˌtēn How to pronounce beta-carotene (audio)
-ˈka-rə-
: an isomer of carotene found in dark green and dark yellow vegetables and fruits

Examples of beta-carotene in a Sentence

Recent Examples on the Web Cooked carrots release more beta-carotene, an antioxidant the body uses to create vitamin A. Sandee Lamotte, CNN, 1 Feb. 2024 The beta-carotene in carrots is red-orange, a shade canthaxanthin can emulate, which is why it’s more commonly used in pills specifically marketed for tanning purposes. Madison San Miguel, Allure, 5 Jan. 2024 These gourds are rich in beta-carotene, a pigment that gives pumpkins their signature orange color. Stephanie Brown, Verywell Health, 13 Sep. 2023 When shopping for broccoli, pick bunches that have rich color as that indicates maximum nutrient value; the more vivid green, purplish, or blue-green florets contain more beta-carotene and vitamin C than yellow or fading ones. Treehugger Editors, Treehugger, 7 Sep. 2023 Sweet potatoes Sweet potatoes provide potassium, vitamin C, fiber, and beta-carotene—an antioxidant that prevents certain types of cancer and mops up free radicals. Stephanie Karpinske, Parents, 17 Aug. 2023 It’s loaded with antioxidants and vitamins like beta-carotene and vitamin C, and one cup of the green kind has 5.2 grams of carbs. Women's Health, 16 Aug. 2023 The body can convert beta-carotene into retinol, so indirect sources include yellow, red, and green leafy vegetables like spinach, carrots, sweet potatoes, and red peppers, as well as yellow fruits like mangos, papaya, and apricots. Byerin Prater, Fortune Well, 16 Aug. 2023 Leafy greens: Spinach, kale, and Swiss chard are excellent sources of antioxidants such as vitamin C and beta-carotene. Amber Smith, Discover Magazine, 31 July 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'beta-carotene.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1934, in the meaning defined above

Time Traveler
The first known use of beta-carotene was in 1934

Dictionary Entries Near beta-carotene

Cite this Entry

“Beta-carotene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/beta-carotene. Accessed 23 Feb. 2024.

Kids Definition

beta-carotene

noun
be·​ta-car·​o·​tene
-ˈkar-ə-ˌtēn
: a form of carotene found in dark green and dark yellow vegetables and fruits

Medical Definition

beta-carotene

noun
be·​ta-car·​o·​tene
variants or β-carotene
: a reddish-orange pigment that is an an isomer of carotene found chiefly in orange and dark green and yellow vegetables and fruits (such as carrots, sweet potatoes, and spinach) and that is converted to vitamin A in the body

Note: Beta-carotene is the most active and widespread provitamin A and is derived commercially from natural sources or is prepared synthetically.

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