A hard inorganic substance or material consisting in powder or granule form such as sandpaper, pumice, or emery, used for cleaning, smoothing, or polishing.
Rock fragments, sand grains, mineral particles, used by water, wind, and ice to abrade a land surface.
Being rough and coarse in manner or disposition; overly aggressive and causing irritation.
Producing abrasion; rough enough to wear away the outer surface.