erasion

noun

1. (countable, uncountable)The act of erasing; a rubbing out or obliteration; erasure.

   “If erasions are found in a text occuring verbatim in another author who continues the material erased, then without a doubt that first author in the particular instance is not original.”

   “[…] followed by the low level driving energy to said heating means for effecting the erasion of the data recorded on the thermal recording media;”

   “The erasion of symbol pixels after recognition is, correspondingly, separated into two cases.”

2. (countable, uncountable)The surgical removal of tissue by scraping.

   “A very considerable time must elapse before an operation can assert that a case of excision or erasion of the knee is thoroughly successful.”

   “The method of erasion—scraping off the epidermis until the papillary layer of the skin is laid bare—is now most requently used in this country.”

   “If caseation has taken place it should be treated as elsewhere, by means of incision and erasion; the skin being sutured and the wound kept aseptic when possible.”

   “Mr. Wright advocates erasion in children in preference to excision on the grounds that there is less interference with the growth of the limb, and mobility may be preserved.”