gigahertz
/ˈɡɪɡəhɜrts/
noun
- A unit of frequency equal to one billion hertz, used especially to measure computer processor speed or radio frequencies.
- My laptop has a 2.5 gigahertz processor.
- Wi-Fi signals operate at 2.4 or 5 gigahertz.
- The new smartphone runs at 3.2 gigahertz.