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Pronunciation varies by accent · noun
(organic chemistry) An unsaturated (not wholly aromatic) heterocyclic cation that has five carbon atoms, a sulfur atom and three partially delocalised double bonds.
Use thiopyrylium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Thiopyrylium means (organic chemistry) An unsaturated (not wholly aromatic) heterocyclic cation that has five carbon atoms, a sulfur atom and three partially delocalised double bonds.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use thiopyrylium where its definition matches the intended context.
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