![](http://image.absoluteastronomy.com/images//topicimages/noimage.gif)
Petascale
WiktionaryText
Adjective
- A metric for objects on the scale of quadrillions (1015 or 1,000,000,000,000,000) of elements. Most often used for computer systems; a petascale computer system operates at speeds measured in petaflops and has memory measured in petabytes.