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Pronunciation varies by accent · noun
(chemistry) An artificial red or violet dyestuff consisting of a complex sulfur derivative of certain aromatic diamines..
Use thionine when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Thionine means (chemistry) An artificial red or violet dyestuff consisting of a complex sulfur derivative of certain aromatic diamines..
Common synonyms include phenylene violet, Lauth's violet.
The opposite depends on the specific sense.
Use thionine where its definition matches the intended context.
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