# provitamin

> English word · Noun

## Definitions
1. Any biologically inactive compound that may be converted into a vitamin within an animal organism

## Etymology
From pro- (“forward, facing, favouring, toward”) + vitamin.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/provitamin