\Ra"sure\ (?; 135), n. [L. rasura, fr. radere, rasum, to
scrape, to shave. See {Rase}, v.]
1. The act of rasing, scraping, or erasing; erasure;
   obliteration.
2. A mark by which a letter, word, or any part of a writing
   or print, is erased, effaced, or obliterated; an erasure.
   --Ayliffe.