Word.ws English Dictionary

galactic year

galactic year noun: the time taken for the Solar System to orbit around the center of the Milky Way Galaxy, estimated to be from 225 to 250 million years.

Noun

galactic year (plural galactic years)

  1. The time taken for the Solar System to orbit around the center of the Milky Way Galaxy, estimated to be from 225 to 250 million years.
    Synonyms:
    cosmic year
  2. (broadly) The time taken for a celestial body to complete a quasi-orbit in a galaxy.

Synonyms of galactic year

Forms of galactic year

pluralgalactic years

Questions about galactic year

What does galactic year mean?
Galactic year means the time taken for the Solar System to orbit around the center of the Milky Way Galaxy, estimated to be from 225 to 250 million years.
What part of speech is galactic year?
Galactic year is a noun.
What is the plural of galactic year?
The plural of galactic year is galactic years.

Words near galactic year in the dictionary

  1. galactic habitable zones
  2. galactic halo
  3. galactic halos
  4. galactic nuclei
  5. galactic nucleus
  6. galactic year
  7. galactic years
  8. galactical
  9. galactically
  10. galacticide
  11. galactico

Source and license

Adapted from Wiktionary: galactic year (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: “galactic year.” Word.ws, https://word.ws/galactic_year. Based on Wiktionary, CC BY-SA 4.0.