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erasion

American  
[ih-rey-zhuhn, -shuhn] / ɪˈreɪ ʒən, -ʃən /

noun

  1. the act of erasing.

  2. Surgery.

    1. the scraping away of tissue, especially of bone.

    2. Also called arthrectomy.  excision of a joint.


erasion British  
/ ɪˈreɪʒən /

noun

  1. the act of erasing; erasure

  2. the surgical scraping away of tissue, esp of bone

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of erasion

First recorded in 1780–90; erase + -ion

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Paul, beginning to smell a rat, examined the notice with closer attention, and soon detected the erasion where "Fifth" had been substituted for "Third Form."

From Project Gutenberg

Cauterization, scarification, erasion and excision are variously practised; the particular method depending, in great measure, upon the extent of the disease, the part involved, and other circumstances.

From Project Gutenberg

By the use of such caustics as caustic potash, chloride-of-zinc paste, pyrogallic acid, arsenic, and the galvano-cautery; and by operative measures, such as excision and erasion with the dermal curette, and by the x-ray.

From Project Gutenberg

Erasion.—The parts are thoroughly scraped with a curette, and a supplementary caustic application made, either with caustic potash or several days' use of the pyrogallic-acid ointment.

From Project Gutenberg

Of these various operative methods those now most favored are erasion and excision, punctate and linear scarification methods are now rarely employed.

From Project Gutenberg