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Pronunciation varies by accent · noun
Any of the species of long-necked herbivorous dinosaurs in the genus Mamenchisaurus..
Use mamenchisaur when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Mamenchisaur means Any of the species of long-necked herbivorous dinosaurs in the genus Mamenchisaurus..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use mamenchisaur where its definition matches the intended context.
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