terabyte

[ ter-uh-bahyt ]
/ ˈtɛr əˌbaɪt /

noun Computers.

240 (1,099,511,627,776) bytes; 1024 gigabytes.
(loosely) 1012 or one trillion (1,000,000,000,000) bytes; 1000 gigabytes. Symbol: TB, TByte.

Origin of terabyte

First recorded in 1980–85; tera- + byte

Words nearby terabyte

ter, ter borch, ter-, ter., tera-, terabyte, teraflop, teraflops, teraglin, terah, terahertz

British Dictionary definitions for terabyte

terabyte
/ (ˈtɛrəˌbaɪt) /

noun

computing 10 12 or 2 40 bytes

Scientific definitions for terabyte

terabyte
[ tĕr′ə-bīt′ ]

A unit of computer memory or data storage capacity equal to 1,024 gigabytes (240 bytes).
One trillion bytes. See Note at megabyte.