backslash vs rebate

backslash

verb
  • To escape (a metacharacter) by prepending a backslash that serves as an escape character, thereby forming an escape sequence. 

noun
  • The punctuation mark \. 

  • Used erroneously in reference to, or in reading out, the ordinary slash, that is, the punctuation mark /. 

  • |passage= […] I was trying to find a web-site for which I had been given the following address: http://www.isop.ucla.edu/pacrim/pubs/korjournal.htm. […] I began to work backwards, removing first the last part of the address following the last backslash (/korjournal.htm).}} 

rebate

verb
  • To abate; to withdraw. 

  • To deduct or return an amount from a bill or payment 

  • To beat to obtuseness; to deprive of keenness; to blunt; to turn back the point of, as a lance used for exercise. 

  • To cut a rebate (or rabbet) in something 

  • Of a falcon: to return to the hand after bating; see bate². 

  • To diminish or lessen something 

noun
  • An iron tool sharpened something like a chisel, and used for dressing and polishing wood. 

  • A kind of hard freestone used in making pavements. 

  • The return of part of an amount already paid. 

  • The edge of a roll of film, from which no image can be developed. 

  • A deduction from an amount that is paid; an abatement. 

  • A piece of wood hafted into a long stick, and serving to beat out mortar. 

  • A rectangular groove made to hold two pieces (of wood etc) together; a rabbet. 

How often have the words backslash and rebate occurred in a corpus of books? (source: Google Ngram Viewer )