Source : Webster's Revised Unabridged Dictionary (1913)

Splice \Splice\, v. t. [imp. & p. p. {Spliced}; p. pr. & vb. n.
   {Splicing}.] [D. splitsen, splitten; akin to G. splissen, Sw.
   splissa, Dan. splisse, and E. split; -- from the dividing or
   splitting the ends into separate strands. See {Split}, v. t.]
   1. To unite, as two ropes, or parts of a rope, by a
      particular manner of interweaving the strands, -- the
      union being between two ends, or between an end and the
      body of a rope.

   2. To unite, as spars, timbers, rails, etc., by lapping the
      two ends together, or by applying a piece which laps upon
      the two ends, and then binding, or in any way making fast.

   3. To unite in marrige. [Slang]

   {Splice grafting}.ee under {Grafting}.

   {To splice the main brace} (Naut.), to give out, or drink, an
      extra allowance of spirits on occasion of special exposure
      to wet or cold, or to severe fatigue; hence, to take a
      dram.

Source : WordNet®

splicing
     n : a junction where two things (as paper or film or magnetic
         tape) have been joined together; "the break was due to an
         imperfect splice" [syn: {splice}]