Definition of provitamin in English:

provitamin

Syllabification: pro·vi·ta·min
Pronunciation: /prōˈvītəmən
 
/

noun

Biochemistry
A substance that is converted into a vitamin within an organism.
More example sentences
  • Beta carotene, a provitamin found in plants and their pigments, is a benign source of vitamin A and is an antioxidant with possible anticarcinogenic properties.
  • The study supports the recommendation of a safe limit to the amount of vitamin A intake for women and confirms that toxicity is not a concern with provitamins such as beta-carotene.
  • However, the Inuit population infrequently consumes vegetables in general, including certain yellow and green ones that contain provitamin A carotene.

Definition of provitamin in:

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Word of the day hypnopompic
Pronunciation: ˌhɪpnə(ʊ)ˈpɒmpɪk
adjective
relating to the state immediately preceding waking up