detrition

• Processus d'usure ou d'érosion causé par le frottement ; diminution progressive de la matière sous l'effet du frottement ou de la pression.

A noun referring to the process of wearing down or erosion caused by friction, often used in geology or mechanics to describe the gradual reduction of material through rubbing or pressure.

indénombrable

1. Erosion by frictionC2formal

   The process of wearing away or being worn away by friction, rubbing, or grinding.

   Érosion par frottement

   • The constant detrition of the riverbed created a smooth canyon over millennia.
   • Detrition from wind and sand slowly shaped the ancient stone pillars.
   • Geologists study the rate of detrition to understand landscape changes.

   Synonymesabrasionattritionchafingerosiongrindingrubbingwearwearing

   Antonymesaccretionaccumulationbuildupdeposition

2. Wearing down of rock particlesC2formal

   The gradual reduction in size of rock fragments due to friction caused by water, wind, or ice.

   Usure par frottement des particules rocheuses

   • Glacial detrition produces fine sediment known as rock flour.
   • The detrition of pebbles in a stream results in rounded stones.
   • Wind-driven detrition is a key factor in desert erosion.

   Synonymesabrasionattritioncorrasionrubbingwear

3. Effort in moving objectsC2formal

   The energy or work expended when moving one object over another under pressure.

   Effort de frottement

   • The detrition of the sled across the snow required significant force.
   • Engineers calculate detrition to design more efficient bearings.
   • The detrition of the piston against the cylinder wall causes wear over time.

   Synonymesfrictionresistancerubbing