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Pronunciation varies by accent · noun
Any small, long-legged running dinosaur of the superfamily Alvarezsauroidea.
Use alvarezsauroid when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Alvarezsauroid means Any small, long-legged running dinosaur of the superfamily Alvarezsauroidea.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use alvarezsauroid where its definition matches the intended context.
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