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English definition of “vitamin A”

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vitamin A

noun [U] uk   us  
a vitamin found in foods such as butter, egg yolk, milk, and fish oils, or produced in the body from the carotene in green vegetables with a lot of leaves or in orange vegetables. It is important for normal growth, healthy skin, and the ability to see well, especially at night.
Synonym
Translations of “vitamin A”
in Chinese (Traditional) 維生素 A…
in Chinese (Simplified) 维生素 A…
(Definition of vitamin A from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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