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parallax seconds

parallax seconds is the plural of parallax second.

Meaning of parallax second

Noun

parallax second (plural parallax seconds)

  1. A unit of length, used in astronomy, defined as the distance from the Earth of an object that exhibits a parallax of 1 arcsecond. It is approximately equal to 3.08568025 × 10¹³ kilometers or 3.2616 light years.
    Synonyms:
    parsec, psc, pc

Questions about parallax seconds

What is parallax seconds the plural of?
Parallax seconds is the plural of parallax second.

Words near parallax seconds in the dictionary

  1. parallactically
  2. parallax
  3. parallax motion
  4. parallax motions
  5. parallax second
  6. parallax seconds
  7. parallaxed
  8. parallaxes
  9. parallaxing
  10. parallel
  11. parallel axis theorem

Source and license

Adapted from Wiktionary: parallax seconds (page history and authors); parallax second (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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