Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun metrology An SI unit of time equal to 1015 seconds.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

peta- +‎ second.

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Examples

  • Here are a few interesting ones, with some commentary: exasecond. com - 32 billion years petasecond. com -

    Planet Debian Matt Brubeck 2010

Comments

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  • 32 million years

    February 20, 2007

  • *lightbulb turns on above jennarenn's head*

    This is *exactly* what some kids mean when they say, "just a second".

    July 19, 2008

  • This is exactly what I mean when I say I'll be off the internet in a second.

    July 19, 2008

  • I second the definition.

    July 20, 2008

  • Ditto, pleth. *sigh*

    July 28, 2008