Source : WordNet®

teraflop
     n : (computer science) a unit for measuring the speed of a
         computer system [syn: {trillion floating point operations
         per second}]

Source : Free On-Line Dictionary of Computing

teraflop
     
         10^12 {flops}.
     
        Intel beat Hitachi to the record of 1.06 teraflops, on 04 Dec
        1996, unofficially in Beverton, Oregon, using 7264 {Pentium
        Pro} chips.
     
        (1997-07-21)