eating away

Từ điển WordNet v3.1 - WordNet Dictionary

noun

(geology) the mechanical process of wearing or grinding something down (as by particles washing over it)
• Syn:
erosion, eroding, wearing, wearing away
• Derivationally related forms:
wear away (for: wearing away), erode (for: eroding), erode (for: erosion)
• Topics:
geology
• Hypernyms:
geological process, geologic process
• Hyponyms:
chatter mark, ablation, abrasion, attrition, corrasion,
detrition, beach erosion, deflation, planation, soil erosion