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.
Still, the company's move to cut terabytes of storage from paid Microsoft 365 plans is enough to overshadow that improvement for consumers. — Chris Hoffman, PC Magazine, 14 Oct. 2026 How Attacks Actually Unfold The experience of a tier-one financial institution hit by a massive 3-terabyte attack illustrates how modern DDoS protection has evolved to protect against larger, more complex attacks. — Carlos Morales, Forbes.com, 13 Oct. 2026 Google said in its release that its new model is already being used internally to optimize memory at Google’s data centers, freeing up hundreds of terabytes of memory without buying additional hardware. — Kai Nicol-Schwarz, CNBC, 2 Oct. 2026 The iPhone Duo will be available in different memory capacities from 256 GB to 2 terabytes. — Mike Snider, USA Today, 9 Sep. 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

Rhymes for terabyte

See All Rhymes for terabyte

Browse Nearby Words

tera-
terabyte
teraconic acid
See all Nearby Words

Cite this Entry

“Terabyte.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/terabyte. Accessed 20 Oct. 2026.

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Kids Definition

terabyte

noun
tera·​byte ˈter-ə-ˌbīt How to pronounce terabyte (audio)
: 1024 gigabytes
also : one trillion bytes
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