| 释义 |
peta-enUK
peta-pref.1. One quadrillion (1015): petahertz.2. 1,125,899,906,842,624 (250): petabyte.
[Alteration of penta-from its representing the fifth power of a thousand).]peta- prefix (Units) denoting 1015: petametres. Symbol: P [C20: so named because it is the SI prefix after tera-; on the model of penta-, the prefix after tetra-]peta- a combining form used in the names of units of measure equal to one quadrillion (1015) of a given base unit. [orig. uncertain] peta-enUK
peta-[′ped·ə] (science and technology) A prefix that represents 1015. Abbreviated P. peta-enUK
peta- (P) a word element used in naming units of measurement to designate a quantity 1015 (a quadrillion) times the unit to which it is joined.peta- (P), Prefix used in SI and the metric system to signify multiples of one quadrillion (1015).peta- Prefix used in the SI and the metric system to signify one quadrillion (1015). PETA-
| Acronym | Definition |
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| PETA-➣10 to The 15th Power |
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