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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.

The new study found that vitamin B2 metabolism plays an important role in these protective defenses.

From Science Daily • May 15, 2026

Once absorbed, the vitamin is converted into molecules that help protect cells from oxidative damage and support other important biological functions.

From Science Daily • May 15, 2026

The vitamin K shot is one of the three main interventions, along with the hepatitis B vaccine and an antibiotic ointment in the eyes, that newborns typically receive before leaving the hospital.

From Salon • May 7, 2026

Biotin, also known as vitamin B7, helps the body produce proteins such as keratin, which supports hair, skin and nails.

From Science Daily • May 7, 2026

All day long the song been saying, “Tender affection is the vitamin of life....”

From "Taste of Salt: A Story of Modern Haiti" by Frances Temple




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