zeptosecond


Also found in: Acronyms, Encyclopedia, Wikipedia.
Related to zeptosecond: yoctosecond

zep·to·sec·ond

 (zĕp′tō-sĕk′ənd)
n. Abbr. zs or zsec
One sextillionth (10-21) of a second.

zeptosecond

(ˈzɛptəˌsɛkənd)
n
(Mathematics) a sextillionth of a second
Mentioned in ?
References in periodicals archive ?
In this case, however, improvements in measurement methods allowed the researchers to measure events taking place at a rate of up to 850 zeptoseconds (1 zeptosecond  = 10-21 seconds).
Then, at the very last zeptosecond, as the beautiful, expensive, heirloomic Turbo careens--skates--toward the wall, the whole car suddenly snaps violently to attention and straightens crisply out, its tires mere millimeters from the grass.
Its researchers are thinking of the next frontier in the science of brevity: zeptosecond pulses.