eroder
What wears away
An eroder is something that erodes—wears away gradually through friction, weathering, or persistent action.
Water is the primary eroder of rock and soil.
The term extends to anything that diminishes something over time: Inflation is an eroder of purchasing power.
Cynicism can be an eroder of trust.
Gradual organic breakdown
- deteriorationProcess of declining quality
- declineDecrease or refuse
- disintegrationProcess of breaking apart
- breakdownFailure or decomposition
weakening · undermining · wearing away · attrition · depletion · diminishment · reduction · crumbling
Abrasive-coated finishing material
- gritDetermination or abrasive particles
- abrasiveRough enough to erode
- frictionResistance between touching surfaces
- grindingMolar action sometimes
sanding · scraping · polishing · buffing · filing · rasping · pumice · scouring
Clear essential liquid
- windAir current outdoors
- glaciersSlow-moving ice masses
- wavesTraveling energy disturbances
- riverLarge flowing watercourse
stream · ice · rain · runoff · tide · current · flood · weathering
Iron oxide coating
- oxidationLosing electrons chemically
- corrosionChemical wearing away
- tarnishOxidation discoloration on metal
- pittingForming small cavities
acid · dissolution · hydration · carbonation · leaching · chloride · electrolysis · galvanic
decay
Gradual organic breakdown
- deteriorationProcess of declining quality
- declineDecrease or refuse
- disintegrationProcess of breaking apart
breakdown · weakening · undermining · wearing away · attrition · depletion · diminishment · reduction · crumbling · wasting
sandpaper
Abrasive-coated finishing material
- gritDetermination or abrasive particles
- abrasiveRough enough to erode
- frictionResistance between touching surfaces
grinding · sanding · scraping · polishing · buffing · filing · rasping · pumice · scouring · sandblasting
water
Clear essential liquid
river · stream · ice · rain · runoff · tide · current · flood · weathering · abrasion
rust
Iron oxide coating
- oxidationLosing electrons chemically
- corrosionChemical wearing away
- tarnishOxidation discoloration on metal
pitting · acid · dissolution · hydration · carbonation · leaching · chloride · electrolysis · galvanic · decay
canyon
Deep river-cut gorge
cliff · escarpment · delta · floodplain · plateau · sediment · alluvium · landslide · outcrop · topography
eroderbuilder
One who erects structures
constructor · creator · accumulator · depositor · aggregator
eroderpreserver
One that maintains or saves
protector · conservator · maintainer · stabilizer · defender
- eroded soilEarth displaced by weathering
- eroded landGround worn by elements