noun Date: 1996 one septillionth of a second

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • yoctosecond — yoc·to·sec·ond (yŏkʹtə sĕk ənd) n. Abbr. ys or ysec One septillionth (10 24) of a second. * * * …   Universalium

  • Orders of magnitude (time) — Contents 1 Seconds 2 See also 3 Years 4 See also 5 Footnotes …   Wikipedia

  • yocto- — [yäk′tō, yäk′tə] combining form one septillionth part of; the factor 10 24 [yoctosecond] * * * yocto pref. One septillionth (10 24): yoctosecond.   [Alteration of octo (from its representing the eighth power of a thousandth).] * * * …   Universalium

  • yocto- — combining form Etymology: International Scientific Vocabulary, alteration of octo ; from the fact that 1024 is the eighth power of 103 one septillionth (10 24) part of < yoctosecond > …   New Collegiate Dictionary

  • Second — This article is about the unit of time. For other uses, see Second (disambiguation). A light flashing approximately once per second. The second (SI unit symbol: s; informal abbreviation: sec) is a unit of measurement of time, and is the… …   Wikipedia

  • Time — This article is about the measurement. For the magazine, see Time (magazine). For other uses, see Time (disambiguation). The flow of sand in an hourglass can be used to keep track of elapsed time. It also concretely represents the present as… …   Wikipedia

  • Ys (disambiguation) — Ys is a mythical sunken city in Brittany, France.Ys can also refer to:* Ys (album), an album by Joanna Newsom * Ys (Il Balletto di Bronzo album), a progressive rock album by Il Balletto di Bronzo * Ys (video game series), a video game series * Ys …   Wikipedia

  • Thrice Upon a Time — Infobox Book name=Thrice Upon A Time author=James P. Hogan cover artist=Rowena Morrill language=English subject=Time travel genre=Hard science fiction publisher=Ballantine Books release date=March 1980 isbn=auto isbn|0|3|4|5|3|2|3|8|6|0 345 32386 …   Wikipedia

  • ys — abbr. yoctosecond. * * * …   Universalium

  • ysec — abbr. yoctosecond. * * * …   Universalium

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