A red clay from the Upper Missouri region, used by the natives for their pipes.
Small fragments of rock, used for laying on the beds of roads and railways, and as ballast.
A type or grade of small rocks, differentiated by mineral type, size range, or other characteristics.
A lameness in the foot of a horse, usually caused by an abscess.
A particle from 2 to 64 mm in diameter, following the Wentworth scale.
Inability to see at night; night blindness.
gravel cycling, a discipline in cycling different from road cycling, mountain biking or cyclocross, for a large part on gravel roads, typically with a dedicated gravel bike
To check or stop; to confound; to perplex.
To hurt or lame (a horse) by gravel lodged between the shoe and foot.
To apply a layer of gravel to the surface of a road, etc.
To puzzle or annoy.
To run (as a ship) upon the gravel or beach; to run aground; to cause to stick fast in gravel or sand.