1. A unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes
   "The hard drive had a capacity of 500 gibibytes";
   - gigabyte, G, GB, GiB, gig [informal]

Derived forms: gibibytes

Type of: computer memory unit

Part of: TB, tebibyte, terabyte, TiB

Encyclopedia: Gibibyte