# riboflavin

> English word · Noun · IPA /ˌraɪboʊˈfleɪvɪn/ · frequency rank #72,714

## Definitions
1. Yellow or orange-yellow water-soluble compound, a member of the vitamin B complex, that acts as a growth-promoting factor in humans and other animals.

## Etymology
From ribo(se)- + flavin.

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