blitter

from Jargon File (4.4.4, 14 Aug 2003)

blitter
 /blit'r/, n.

   [common] A special-purpose chip or hardware system built to perform
   {blit} operations, esp. used for fast implementation of bit-mapped
   graphics. The Commodore Amiga and a few other micros have these, but
   since 1990 the trend has been away from them (however, see {cycle of
   reincarnation}). Syn. {raster blaster}.

from The Free On-line Dictionary of Computing (8 July 2008)

blitter

   <hardware, graphics> /blit'r/ (Or "{raster blaster}").  A
   special-purpose {integrated circuit} or hardware system built
   to perform {blit} (or "{bit bang}") operations, especially
   used for fast implementation of {bit-mapped} graphics.

   The {Commodore} {Amiga} and a few other {microcomputers} have
   these, but in 1991 the trend is away from them (however, see
   {cycle of reincarnation}).

   [{Jargon File}]

   (1996-04-30)