Definition of "exabyte"

exabyte

/ˈɛksəbaɪt/

noun
plural exabytes
1. (computing) One quintillion (1018, or 1,000,000,000,000,000,000) bytes or 1,000 petabytes.
  Quotations
  Altogether, the human brain is estimated to hold something in the order of 200 exabytes of information.
  2019, Bill Bryson, The Body: A Guide for Occupants, Black Swan, published 2020, page 4
  North American cloud traffic in 2015 measured 1.891 exabytes per year, in the Asia Pacific 908 exabytes per year, […]
  2019, Andreas Hepp, Deep Mediatization: Key Ideas in Media & Cultural Studies‎, Routledge
  In 2010, Google's CEO, Eric Schmidt, stated: “There were 5 Exabytes of information created between the dawn of civilization through 2003, but that much information is now created every 2 days” (Schmidt, 2010). Schmidt's forecast, indeed, proved to be an underestimation.
  2021, Giuseppe Arbia, quoting Eric Schmidt, Statistics, New Empiricism and Society in the Era of Big Data, Springer Nature, pages 4–5
2. (computing, informal) a exbibyte.