# leucoorcein

> English word · Noun

## Definitions
1. A particular fraction of litmus, purplish-red compound that is one of the principal components of litmus, a mixture of dyes extracted from lichens and used as a pH indicator.

## Etymology
From leuco- + orcein.

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