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Pronunciation varies by accent · noun
Any type of stone or stone product, such as shingle, flints, crushed stone, etc used as a construction material for building roads..
Use roadstone when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Roadstone means Any type of stone or stone product, such as shingle, flints, crushed stone, etc used as a construction material for building roads..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use roadstone where its definition matches the intended context.
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