Ponceau

//ˈpɒn.səʊ// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any of a number of red pigments, some of which are used as indicators.

    "It should be mentioned that considerable divergence exists in the fastness of the various ponceaus, a circumstance still insufficiently known and appreciated in practice."

Example

More examples

"It should be mentioned that considerable divergence exists in the fastness of the various ponceaus, a circumstance still insufficiently known and appreciated in practice."

Etymology

Borrowed from French ponceau.

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