exa-
Meanings
prefix
- 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).
Word forms
Etymology
From Ancient Greek ἕξ (héx, “six”), for the sixth order of 10³, analogous to tera-.
Antonyms
Related words
Derived words
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