Gravel
/ɡrˈævəl/
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Definition
(noun) Small fragments of rock, used for laying on the beds of roads and railways, and as ballast.
Sentence Examples
We need to bind gravel with cement.
They are binding the gravel with cement to repair the road.
CEFR Practice Quiz
The long driveway was covered in small grey ____ that crunched loudly whenever a car drove over it.