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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.

A large trial found that vitamin D supplementation did not significantly reduce fracture risk in generally healthy midlife and older adults who were not selected for deficiency.

From Science Daily • Jun. 6, 2026

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

The team found that participants with higher homocysteine levels generally had lower levels of folate and vitamin B12, regardless of sex.

From Science Daily • May 29, 2026

Guava is naturally rich in vitamin C, which helps the body absorb iron from plant based foods more efficiently.

From Science Daily • May 27, 2026

She then reached in, pulled out an identical decoy box filled with real vitamin tablets, and offered some to her children, who accepted eagerly.

From "Spies: The Secret Showdown Between America and Russia" by Marc Favreau




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