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Pronunciation varies by accent · noun
(chemistry) Any sulphide containing two sulphur atoms in each molecule..
Use heptasulphide when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Heptasulphide means (chemistry) Any sulphide containing two sulphur atoms in each molecule..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use heptasulphide where its definition matches the intended context.
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