Meaning

noun a unit of information equal to 1000 gigabytes or 10^12 (1,000,000,000,000) bytes

noun a unit of information equal to 1024 gibibytes or 2^40 (1,099,511,627,776) bytes

originEtymology tree English tera- Proto-Indo-European *bʰeyd- Proto-Indo-European *bʰéydt Proto-Germanic *bītaną Proto-West Germanic *bītan Old English bītan Middle English biten English bite English byte English terabyte From tera- + byte.

Etymology from Wiktionary, CC BY-SA 3.0