Used by arrangement with John Wiley & Sons, Inc.
- One quadrillion (1015): petahertz.
- 1,125,899,906,842,624 (250): petabyte.
Origin: Alteration of penta- (from its representing the fifth power of a thousand).
peta- - Computer Definition
Computer Desktop Encyclopedia
THIS DEFINITION IS FOR PERSONAL USE ONLY
All other reproduction is strictly prohibited without permission from the publisher.
© 1981-2014 The Computer Language Company Inc. All rights reserved.
peta- - Medical Definition
peta- - Science Definition
- A prefix that means:
- One quadrillion (1015), as in petahertz, one quadrillion hertz.
- 250 (that is, 1,125,899,906,842,624), which is the power of two closest to a quadrillion, as in petabyte.
Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.