| Nederlands | betekenis | Engels | Frans |
| giga- , G | miljard, 109 | G | G |
| gigabyte , GB | ± 1 miljard bytes (precies: 1024 MB = 10243 B = 230 B) | GB | gigaoctet, Go |
| gigant | reus | giant | géant |
| gigantisch | reusachtig | gigantic | gigantesque |
| gigantisme | reuzengroei | giantism | gigantisme |