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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.

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

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

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

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

For the next two weeks I whirled around the city going to doctors, taking vitamin shots and pills, buying clothes for the baby, and except for the rare moments alone, enjoying the imminent blessed event.

From "I Know Why the Caged Bird Sings" by Maya Angelou




Vocabulary lists containing vitamin


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