provitamin

noun
pro·vi·ta·min | \ (ˌ)prō-ˈvī-tə-mən \

Definition of provitamin 

: a precursor of a vitamin convertible into the vitamin in an organism

First Known Use of provitamin

1927, in the meaning defined above

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provisor

provisorily

provisory

provitamin

provn

Provo

provocateur

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The first known use of provitamin was in 1927

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provitamin

noun
pro·vi·ta·min | \ (ˈ)prō-ˈvīt-ə-mən \

Medical Definition of provitamin 

: a precursor of a vitamin convertible into the vitamin in an organism ergosterol is a provitamin of vitamin D

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