DuckCorp Dico

Found 2 definitions

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Stet \Stet\ (st[e^]t), L., subj. 3d pers. sing. of stare to
      stand, remain. [See Stand.] (Print.)
      Let it stand; -- a word used by proof readers to signify that
      something once erased, or marked for omission, is to remain.
      [1913 Webster]
   
                   
                 

2.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Stet \Stet\, v. t. [imp. & p. p. Stetted; p. pr. & vb. n.
      Stetting.] (Print.)
      To cause or direct to remain after having been marked for
      omission; to mark with the word stet, or with a series of
      dots below or beside the matter; as, the proof reader stetted
      a deled footnote.
      [1913 Webster]