English dictionary

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English noun: erosion

1. erosion (process) (geology) the mechanical process of wearing or grinding something down (as by particles washing over it)

Synonymseating away, eroding, wearing, wearing away

Broader (hypernym)geologic process, geological process

Narrower (hyponym)ablation, abrasion, attrition, beach erosion, chatter mark, corrasion, deflation, detrition, planation, soil erosion

Domain categorygeology

2. erosion (state) condition in which the earth's surface is worn away by the action of water and wind

Broader (hypernym)environmental condition

3. erosion (process) a gradual decline of something

SamplesAfter the accounting scandal there was an erosion of confidence in the auditors.

Broader (hypernym)decline, diminution

4. erosion (process) erosion by chemical action

Synonymscorroding, corrosion

Broader (hypernym)chemical action, chemical change, chemical process

Narrower (hyponym)indentation, pitting, roughness, rust, rusting

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