Noun: detrition di'tri-shun
- The wearing down of rock particles by friction due to water, wind or ice
"The smooth pebbles on the beach were shaped by years of detrition action from the waves";
- grinding, abrasion, attrition
- Erosion by friction
"The constant flow of water caused detrition on the riverbed rocks";
- abrasion, attrition, corrasion
- Effort expended in moving one object over another with pressure
"Detrition of the rocks smoothed the riverbed";
- friction, rubbing
Derived forms: detritions
Type of: degradation, eating away, effort, elbow grease [informal], eroding, erosion, exertion, friction, rubbing, sweat [informal], travail [literary], wearing, wearing away