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erasion

[ ih-rey-zhuhn, -shuhn ]
/ ɪˈreɪ ʒən, -ʃən /
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noun
the act of erasing.
Surgery.
  1. the scraping away of tissue, especially of bone.
  2. Also called arthrectomy. excision of a joint.
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Origin of erasion

First recorded in 1780–90; erase + -ion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for erasion

erasion
/ (ɪˈreɪʒən) /

noun
the act of erasing; erasure
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
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