terabyte

noun

tera·​byte ˈter-ə-ˌbīt How to pronounce terabyte (audio)
: 1024 gigabytes or 1,099,511,627,776 bytes
also : one trillion bytes

Examples of terabyte in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
By the end of its five-year primary mission, Roman is expected to amass a 20,000-terabyte data archive. Richard Tribou, The Orlando Sentinel, 8 June 2026 The bizarre tale of six humans trapped in a psychedelic VR torture experiment has inspired terabytes of fan fiction and theories. K. Thor Jensen, PC Magazine, 27 May 2026 Add it up over a full race weekend, and F1’s race cars will create roughly eight terabytes of telemetry alone, giving Mercedes, Red Bull, McLaren and every other team massive amounts of data on engine performance, suspension behavior, gearbox efficiency, fuel flow, G-forces, driver inputs and more. John Koetsier, Forbes.com, 23 May 2026 Once the full survey begins this summer, Rubin is expected to produce 7 million alerts and 20 terabytes of data a night. Quanta Magazine, 15 May 2026 See All Example Sentences for terabyte

Word History

Etymology

tera- + byte

First Known Use

1984, in the meaning defined above

Time Traveler
The first known use of terabyte was in 1984

Browse Nearby Words

Cite this Entry

“Terabyte.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/terabyte. Accessed 13 Jun. 2026.

Kids Definition

terabyte

noun
tera·​byte ˈter-ə-ˌbīt How to pronounce terabyte (audio)
: 1024 gigabytes
also : one trillion bytes
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster