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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.

But targeted use of vitamin D, vitamin B12, folate and, in some cases, a multivitamin or protein supplement can help when deficiencies or low intake are present.

From Science Daily • Jun. 6, 2026

High doses of vitamin D or vitamin A can cause toxicity.

From Science Daily • Jun. 6, 2026

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

Professor Sumantra Ray, chief scientist & executive director, NNEdPro Global Institute for Food, Nutrition and Health, which co-owns BMJ Nutrition Prevention & Health, said the findings support existing knowledge about vitamin C improving iron absorption.

From Science Daily • May 27, 2026

It’s sunny outside today-I know, I'm shocked, too-so I'm going to go outside and soak up as much vitamin D as I can.

From "Twilight" by Stephenie Meyer




Vocabulary lists containing vitamin


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