gigacycle gigabyte • gigacycle per second · · · Info · Definitions · Synonyms · Characters · · gigacycle · · Text Latin · · Script 9 · · Length 4 · · Syllables Definitions · · · (noun) 1,000,000,000 periods per second. Synonyms: gigahertz, GHz, gigacycle per second, Gc. · · Noun Definition 1 Synonyms · · · gigahertz · · Synonym 1 ghz · · Synonym 2 gigacycle per second · · Synonym 3 gc · · Synonym 4 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C y latin small letter y U+0079