Definitions
Any of a number of red pigments, some of which are used as indicators.
Word origin
Borrowed from French ponceau.
Used in a sentence
“It should be mentioned that considerable divergence exists in the fastness of the various ponceaus, a circumstance still insufficiently known and appreciated in practice.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Red pigment”7 letters
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