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Merriam-Webster's Collegiate Dictionary erode (erod·ed ; erod·ing) ETYMOLOGY Latin erodere to eat away, from e- + rodere to gnaw — more at rodent DATE 1612 transitive verb 1. to diminish or destroy by degrees: a. to eat into or away by slow destruction of substance (as by acid, infection, or cancer) b. to wear away by the action of water, wind, or glacial ice flooding eroded the hillside c. to cause to deteriorate or disappear as if by eating or wearing away inflation eroding buying power 2. to produce or form by eroding glaciers erode U-shaped valleys intransitive verb : to undergo erosion where the land has eroded away English Etymology erode 1612, see erosion. Oxford Advanced Learner's Dictionary-牛津双解-OALD7 erode erode / i5rEud; NAmE i5roud / verb[often passive] ~ (sth) (away) 1. to gradually destroy the surface of sth through the action of wind, rain, etc.; to be gradually destroyed in this way 侵蚀；腐蚀；风化 SYN wear away :
▪ [VN] The cliff face has been steadily eroded by the sea. 峭壁表面逐渐被海水侵蚀。 ▪ [V] The rocks have eroded away over time. 这些岩石随着时间的推移逐渐风化了。 2. to gradually destroy sth or make it weaker over a period of time; to be destroyed or made weaker in this way 逐渐毁坏；削弱；损害: ▪ [VN] Her confidence has been slowly eroded by repeated failures. 她的自信心因屡屡失败慢慢消磨掉了。 Mortgage payments have been eroded (= decreased in value) by inflation. 偿还的按揭贷款因通货膨胀而降值。 ▪ [also V] • ero·sion / i5rEuVn; NAmE i5rouVn / noun [U] : the erosion of the coastline by the sea 海水对海岸线的侵蚀 soil erosion 水土流失 the erosion of her confidence 对她信心的削弱 Oxford Collocations Dictionary for Students of English erode verb ADV. badly, deeply, seriously, severely Walkers should stick to obvious paths, even if they are badly eroded. The experience had seriously eroded his confidence in himself. | completely | further | gradually, slowly The distinction between social classes is slowly being eroded. | steadily The river bank had been steadily eroded over the years. | rapidly | easily | away The rocks have eroded away over time. VERB + ERODE threaten to The pressure towards uniformity that constantly threatens to erode local traditions. | tend to OLT erode verb ⇨ undermine Webster's Third New International Dictionary, Unabridged erode \ə̇ˈrōd, ēˈ-\ verb (-ed/-ing/-s) Etymology: Latin erodere to erode, from e- + rodere to gnaw — more at rat transitive verb 1. : to diminish or destroy by degrees : eat into or away: a. : to eat into or away by slow destruction of substance (as by acid, infection, or cancer) : corrode < acids that erode the teeth > < cancer had eroded the bone > b. (1) : to wear down or away by separation of small particles < friction erodes the moving parts of machinery > : rub or scrape away; specifically : to remove with an abrasive < a dental tool that quickly erodes the decayed tooth area > (2) : to wear away (as land) by the action of water, wind, or glacial ice < drainage quickly erodes the fine soil of the plowed hillside > < a mountain range that has been eroded into low hills > c. : to cause to deteriorate or disappear as if by eating or wearing away : destroy by degrees < his commitment to a world of conferences … and agitation has eroded his family life — Anthony West > : wear < the institution is eroded away … person by person — R.T.LaPiere > : impair < erode the purchasing power of wages > : undermine < repeated compromises that erode the basic principle of freedom of worship > 2. : to produce or form by eroding < glaciers erode U-shaped valleys > intransitive verb 1. : to undergo erosion (as by weathering) < where the land has eroded away > 2. : to deteriorate or disappear as if by eating or wearing away < when the rights of any … are chipped away the freedom of all erodes — Earl Warren > < his regional accent has nearly eroded > |
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