attrition

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attrition

1. Geography the grinding down of rock particles by friction during transportation by water, wind, or ice
2. Theol sorrow for sin arising from fear of damnation, esp as contrasted with contrition, which arises purely from love of God

attrition

[ə′trish·ən]
(geology)
The act of wearing and smoothing of rock surfaces by the flow of water charged with sand and gravel, by the passage of sand drifts, or by the movement of glaciers.
(materials)
Wear caused by rubbing or friction. For metal surfaces, also known as scoring; scouring.
References in periodicals archive ?
The TAM avers that there was "no condition necessitating the expenditure outside of the normal wear and tear attributable to the use of the engine.
In determining the taxable value of personal property, most jurisdictions have established depreciation or cost-multiplier schedules, which attempt to take into consideration normal wear and tear based on the standard life for the property.
The recently introduced IHPP covers plumbing emergency repairs for leaks, breaks or clogs that occur within the home and are caused by normal wear and tear.
He said it was normal wear and tear and the dealer offered to respray Ian's bonnet for pounds 600.
The MRI on Guerrero revealed a slight nick in his labrum, possibly because of normal wear and tear.