ronnabyte

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ronnabyte (plural ronnabytes)

(computing) One octillion (10²⁷) bytes. SI symbol: RB.
Synonyms: hellabyte, (informal) brontobyte
- 2020, Ali R. Hurson, editor, Advances in Computers, volume 119, Academic Press, →ISBN, page 122:
  The current times are characterized by a proliferation of data in a number of fields. We see continuous production, with the units of large amounts of data moving from exabytes to zettabytes. So much so that the International Bureau of Weights and Measures has recently introduced new metrics of ronnabytes (10²⁷) and queccabytes (10³⁰) to account for the global growth in data storage requirements.