petabyte

[pet-uh-bahyt]

noun

1. 2 50 bytes, or 1,024 terabytes.

2. (loosely) 10 15 or a million billion bytes. PB

petabyte

/ ˈpɛtəˌbaɪt /

noun

1. computing 10 ¹⁵ or 2 ⁵⁰ bytes

petabyte

1. A unit of computer memory or data storage capacity equal to 1,024 terabytes (2 ⁵⁰ bytes).

2. One quadrillion bytes.

3. See Note at megabyte

Word History and Origins

Origin of petabyte¹

peta- + byte

Example Sentences

Over 30 petabytes, or 30,000 terabytes, of anonymised health data is already available to researchers working for universities, charities, governments and the private sector.

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It has used the cloud to consolidate 70 petabytes of travel data from its 21 brands.

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Cheng says the hardest part was finding computational resources large enough to handle the petabyte of data.

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Nearly 50 modeling centers worldwide contributed to the last round of CMIP, which ended in 2022, simulating hundreds of thousands of years and creating 40 petabytes of data.

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Instead, they could learn directly from the petabytes of raw observation data held by weather agencies, Keisler says.

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