exa-

From Ancient Greek ἕξ (héx, “six”), for the sixth order of 10³, analogous to tera-.

exa-

1. In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10¹⁸ (a short scale quintillion or long scale trillion). Symbol: E

• atto-

• exbi-

• Axe, axe

• IPA^(key): [ɛɡza ]

exa-

1. exa- (10¹⁸)

   ‎exa- + ‎joule → ‎exajoule

• Audio

  (file)

exa-

1. exa-

• IPA^(key): /ɛɡ.za/

• Audio

  (file)

exa-

1. exa-

exa-

1. exa- (SI prefix multiplying the unit by 10¹⁸)