GIGACYCLE PER SECOND(noun)Did you mean?Synonyms RhymesDefinitions There is 1 meaning of the phrase Gigacycle Per Second. Gigacycle Per Second - as a noun 1,000,000,000 periods per second Synonyms (Exact Relations)gcghzgigacycle18gigahertz23Word Variations & RelationsStarts GStarts GIStarts GIGStarts GIGAEnds DEnds NDEnds ONDEnds CONDStarts G & ends DStarts GI & ends DStarts G & ends NDA-Z Proximitiesgigabit11gigabits12gigabyte15gigabytes16gigacycle18 Gigacycle Per Second gigacycles19gigaflop15gigaflops16gigahertz23gigahertzes25