# rheic acid

> English word · Noun

## Definitions
1. An acid found in rhubarb; rhein.

## Etymology
From Latin rheum (“rhubarb”) + -ic.

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