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Erosion vs Undermine - What's the difference?

erosion | undermine |

As a noun erosion

is the result of having been being worn away or eroded, as by a glacier on rock or the sea on a cliff face.

As a verb undermine is

to dig underneath (something), to make a passage or for destructive or military purposes; to sap.

erosion

English

(wikipedia erosion)

Noun

(en noun)
  • (uncountable) The result of having been being worn away or eroded, as by a glacier on rock or the sea on a cliff face.
  • * 2012 , (George Monbiot), (Guardian Weekly) , August 24, p.20
    • Even second-generation in the ground.
  • (uncountable) The changing of a surface by mechanical action, friction, thermal expansion contraction, or impact.
  • (uncountable) Destruction by abrasive action of fluids.
  • (mathematics, image processing) One of two fundamental operations in (morphological image processing) from which all other morphological operations are derived.
  • (dentistry) Loss of tooth enamel due to non-bacteriogenic chemical processes.
  • (medicine) A shallow ulceration or lesion, usually involving skin or epithelial tissue.

    • Derived terms

    * erosive * erosional * sheet erosion * splash erosion

    undermine

    English

    Verb

    (undermin)
  • To dig underneath (something), to make a passage or for destructive or military purposes; to sap.
  • * 2009 , (Diarmaid MacCulloch), A History of Christianity , Penguin 2010, p. 312:
    • Martin, for instance, had on one occasion undermined a tree sacred to old gods, then stood in the path of its fall, but forced it to fall elsewhere by making the sign of the Cross.
  • (figuratively) To weaken or work against; to hinder, sabotage.
  • * {{quote-news, year=2012, date=April 19, author=Josh Halliday, work=the Guardian
    • , title= Free speech haven or lawless cesspool – can the internet be civilised? , passage=The growing use of social media to spread anger and dissent in the Arab world has been hailed by western governments as one of the chief justifications for a completely unfettered internet. The US is reportedly funding the secret rollout of technology in Iran in an effort to undermine internet censors in the country.}}

    Antonyms

    * undergird

    External links

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