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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.

Many previous studies examining vitamin D and cancer have focused on much higher doses than those used in this research.

From Science Daily • Apr. 28, 2026

Men need about 1.4mg a day and women 1.2mg of vitamin B6, according to the NHS.

From BBC • Apr. 22, 2026

The secretary downplayed last year’s measles outbreak in West Texas and promoted vitamin A, which is not a substitute for vaccination or a viable treatment.

From Salon • Apr. 22, 2026

“Inadequate nutrition, particularly vitamin A deficiency, can impair the lining of the digestive tract, predisposing birds to inflammation and secondary illness.”

From Los Angeles Times • Apr. 20, 2026

“Sister Inez says they’re full of vitamin C. She says you need them to clear up your skin condition.”

From "The House of the Scorpion" by Nancy Farmer




Vocabulary lists containing vitamin