Word.ws English Dictionary

petasecond

/ˈpɛ.təˌsɛk.ənd/

petasecond noun: an SI unit of time equal to 10¹⁵ seconds. Symbol: Ps. (= 31 709 800 years).

Noun

petasecond (plural petaseconds)

  1. An SI unit of time equal to 10¹⁵ seconds. Symbol: Ps. (= 31 709 800 years)
    • Holonyms: giga-annum, gigayear < exasecond < zettasecond < yottasecond < ronnasecond < quettasecond
    • Meronyms: quectosecond < rontosecond < yoctosecond < zeptosecond < attosecond < femtosecond < picosecond < nanosecond < microsecond < millisecond < centisecond < decisecond < second < decasecond < minute < hectosecond < kilosecond < hour < day < week < megasecond < fortnight < month < year <...

Forms of petasecond

pluralpetaseconds

Origin of petasecond

From peta- + second.

Questions about petasecond

What does petasecond mean?
Petasecond means an SI unit of time equal to 10¹⁵ seconds. Symbol: Ps. (= 31 709 800 years).
What part of speech is petasecond?
Petasecond is a noun.
How do you pronounce petasecond?
Petasecond is pronounced /ˈpɛ.təˌsɛk.ənd/.
What is the plural of petasecond?
The plural of petasecond is petaseconds.

Words near petasecond in the dictionary

  1. petarrahs
  2. petars
  3. petary
  4. petascale
  5. PETase
  6. petasecond
  7. petaseconds
  8. PETases
  9. petasi
  10. petasii
  11. petasius

Source and license

Adapted from Wiktionary: petasecond (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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