G5128300 (gĭg′ə-flŏps′, jĭg′-) or gig·a·flop(-flŏp′)n.pl.gigaflops A measure of computing speed equal to one billion floating-point operations per second.[giga- + flops.]
gigaflop
(ˈɡɪɡəˌflɒp; ˈɡaɪɡəˌflɒp) n (Computer Science) computing a measure of processing speed, consisting of a thousand million floating-point operations a second[C20: from giga- + flo(ating) p(oint)]