Word.ws English Dictionary

zettaseconds

zettaseconds is the plural of zettasecond.

Meaning of zettasecond

Noun

zettasecond (plural zettaseconds)

  1. An SI unit of time equal to 10²¹ seconds. Symbol: Zs. (= trillions of years, a hypothetical time span that is meaningless except in speculative contexts such as theoretical physics, philosophy, religion, and humorous hyperbole)
    • Holonyms: yottasecond < ronnasecond < quettasecond

Questions about zettaseconds

What is zettaseconds the plural of?
Zettaseconds is the plural of zettasecond.

Words near zettaseconds in the dictionary

  1. zettampere
  2. zettamperes
  3. zettaparsec
  4. zettaparsecs
  5. zettasecond
  6. zettaseconds
  7. zettaton
  8. zettatons
  9. Zettel
  10. zettelkasten
  11. zettelkastens

Source and license

Adapted from Wiktionary: zettaseconds (page history and authors); zettasecond (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “zettaseconds.” Word.ws, https://word.ws/zettaseconds. Based on Wiktionary, CC BY-SA 4.0.