peta-

English dictionary entry

Meanings

prefix

In the metric system, multiplying the unit to which it is attached by 10¹⁵ (a short scale quadrillion or long scale billiard). Symbol: P

/ˈpɛtə/

peta-

Based on penta- (“five”) (from Ancient Greek πέντε (pénte)) with the middle letter removed, analogous to tera-.

femto-

pebi-

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