Meaning of “vitamin” in the English Dictionary

british dictionary

"vitamin" in British English

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vitaminnoun [ C ]

uk /ˈvɪt.ə.mɪn/ us /ˈvaɪ.t̬ə-/

B2 any of a group of natural substances that are necessary in small amounts for the growth and good health of the body:

a vitamin pill
Oranges are full of vitamin C.

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(Definition of “vitamin” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"vitamin" in American English

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vitaminnoun [ C ]

us /ˈvɑɪ·t̬ə·mɪn/

biology any of a group of natural substances that are necessary in small amounts for growth and good health and that are obtained from food

(Definition of “vitamin” from the Cambridge Academic Content Dictionary © Cambridge University Press)