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/ˈpɒn.səʊ/ · noun
(chemistry) 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.
Use ponceau when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Ponceau means (chemistry) Any of a number of red pigments, some of which are used as indicators..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
It should be mentioned that considerable divergence exists in the fastness of the various ponceaus, a circumstance still insufficiently known and appreciated in practice.
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