erasion

[ ih-rey-zhuhn, -shuhn ]

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

/ ɪˈreɪʒən /

noun

1. the act of erasing; erasure
2. the surgical scraping away of tissue, esp of bone

Word History and Origins

Origin of erasion¹

First recorded in 1780–90; erase + -ion