exa- meaning

  • Exa is a unit prefix in the metric system denoting 1018 or 1000000000000000000. It was added to the International System of Units (SI) in 1975, and has the unit symbol E.
  • Exa comes from the Greek ἕξ, used as a prefix ἑξά-, meaning six (like hexa-), because it is equal to 10006.
  • Examples:
  • The total storage needed by Google Mail as of April 2012, ignoring backups and compression, is more than an exabyte (10240 megabytes of storage per user multiplied by an estimated 260 million users).
  • 1 EeV = 1018 electronvolts = 0.1602 joule
FR exa-
  • Part-of-Speech Hierarchy
    1. Morphemes
      • Prefixes
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    1. fr exa-
    Source: Wiktionary
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    Meaning of exa- for the defined word.

    Grammatically, this word "exa-" is a morpheme, more specifically, a prefixe.
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