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Pronunciation varies by accent · noun
(malacology, obsolete) One of a family (Melaniidae) of freshwater pectinibranchiate mollusks with a turret-shaped shell, now considered a synonym of the family Thiaridae, but also containing many species since reclassified into other families..
Use melanian when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Melanian means (malacology, obsolete) One of a family (Melaniidae) of freshwater pectinibranchiate mollusks with a turret-shaped shell, now considered a synonym of the family Thiaridae, but also containing many species since reclassified into other families..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use melanian where its definition matches the intended context.
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