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vitamin A. In DICTIOUS you will not only get to know all the dictionary meanings for the word
vitamin A, but we will also tell you about its etymology, its characteristics and you will know how to say
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vitamin A you have here. The definition of the word
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English
Noun
vitamin A (uncountable)
- (biochemistry) Any of several closely related fat-soluble vitamins that are essential for normal vision; retinol.
Derived terms
Translations
any fat-soluble vitamin essential for vision