English noun: erosion |
1. | erosion (process) (geology) the mechanical process of wearing or grinding something down (as by particles washing over it) |
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| Synonyms | eating away, eroding, wearing, wearing away |
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| Broader (hypernym) | geologic process, geological process |
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| Narrower (hyponym) | ablation, abrasion, attrition, beach erosion, chatter mark, corrasion, deflation, detrition, planation, soil erosion |
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| Domain category | geology |
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2. | erosion (state) condition in which the earth's surface is worn away by the action of water and wind |
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| Broader (hypernym) | environmental condition |
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3. | erosion (process) a gradual decline of something |
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| Samples | After the accounting scandal there was an erosion of confidence in the auditors.
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| Broader (hypernym) | decline, diminution |
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4. | erosion (process) erosion by chemical action |
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| Synonyms | corroding, corrosion |
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| Broader (hypernym) | chemical action, chemical change, chemical process |
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| Narrower (hyponym) | indentation, pitting, roughness, rust, rusting |
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