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Pronunciation varies by accent · adjective
(especially military, engineering, sciences) Extremely massive; of extraordinary mass..
supermassive SVBIED
supermassive black hole
Use supermassive when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Supermassive means (especially military, engineering, sciences) Extremely massive; of extraordinary mass..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
supermassive SVBIED
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