small stones and pebbles, or a mixture of these with sand.

Pathology .

multiple small calculi formed in the kidneys.

the disease characterized by such concretions.

to cover with gravel.

to bring to a standstill from perplexity; puzzle.

Informal . to be a cause of irritation to.

Obsolete . to run (a ship) aground, as on a beach.

harsh and grating

a gravel voice.

noun

rocks , stones , shale , crushed rock , macadam , screenings , sand , tailings