Leucoorcein

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 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. uncountable

Etymology

From leuco- + orcein.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.