What is the meaning of parsec?

noun

  • A unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3. 262 light years.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). parsec. Retrieved September 21, 2026, from http://smartdefine.org/parsec/definitions/1243959
ChicagoWordNet. 2010. "parsec" http://smartdefine.org/parsec/definitions/1243959 (accessed September 21, 2026).
HarvardWordNet 2010, parsec, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/parsec/definitions/1243959>.
MLAWordNet. "parsec" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/parsec/definitions/1243959>