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Definitions

vitamin

[vahy-tuh-min, vit-uh-min] / ˈvaɪ tə mɪn, ˈvɪt ə mɪn /
NOUN
nutrient
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Deficiency is more likely in older adults with limited sun exposure, reduced mobility, darker skin, care-home residence or diets low in vitamin D-rich foods.

From Science Daily • Jun. 6, 2026

And evidence reviews have found that some high-dose antioxidant supplements, particularly beta-carotene and vitamin E, may increase mortality risk in some populations.

From Science Daily • Jun. 6, 2026

Researchers measured blood levels of homocysteine, folate, and vitamin B12, then evaluated participants' fatigue and motivation using the Chalder Fatigue Scale questionnaire and a Visual Analog Scale.

From Science Daily • May 29, 2026

"This study builds on the established role of dietary sources high in vitamin C to enhance iron absorption and improve the effectiveness of iron supplementation," he comments.

From Science Daily • May 27, 2026

Green grass has large quantities of beta-carotene, vitamin E, and folic acid.

From "The Omnivore's Dilemma" by Michael Pollan




Vocabulary lists containing vitamin


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