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yottabyte

American  
[yot-uh-bahyt] / ˈyɒt əˌbaɪt /

noun

Computers.

  1. 2 80 bytes; 1024 zettabytes.

  2. (loosely) 10 24 or one septillion bytes; 1000 zettabytes. YB

yottabyte British  
/ ˈjɒtəˌbaɪt /

noun

  1. computing 10 24 or 2 80 bytes

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of yottabyte

First recorded in 1990–95; yotta- + byte

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

By the 2030s, the world will generate around a yottabyte of data per year—that’s 1024 bytes, or the amount that would fit on DVDs stacked all the way to Mars.

From Scientific American • Nov. 23, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.