most significant bit

1 definition found

most significant bit - Free On-line Dictionary of Computing (26 May 2007) :

  Most Significant Bit
  MSB
  
     (MSB) Bit n-1 in an n bit binary number, the bit with the
     greatest weight (2^(n-1)).  The first or leftmost bit when the
     number is written in the usual way.
  
     (1995-07-13)