DuckCorp Dico

Found 2 definitions

1.                 From The Free On-line Dictionary of Computing (19 January 2023):
                   
   
   
                   
                     
   Sed
      <tool, text> Stream editor.
      The Unix stream editor.  It has a powerful but cryptic
      command language and is based on regular expressions.
      There is a GNU version called GNU Sed.
      [Jargon File]
      (1994-11-03)
   
                   
                 

2.                 From The Free On-line Dictionary of Computing (19 January 2023):
                   
   
   
                   
                     
   smoke-emitting diode
   SED
      <humour, electronics> (From "light-emitting diode") An
      incorrectly connected diode, probably a light-emitting
    diode, in the process of losing its magic smoke and
      becoming a friode.
      See also LER.
      (1996-04-28)