attosecond

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Noun

attosecond (plural attoseconds)

1. (metrology) An SI unit of time#English|time equal to 10⁻¹⁸ seconds. Symbol: as
   • 2011 Barry Allen in Superman 709 ↗

     I can think at the speed of light, I can perceive events that last for less than an attosecond, I can run faster than time. What do I see when I run across the country, Superman? I see everything. And everyone.

Synonyms

• as

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