galactic plane


noun Astronomy.

the plane of the galactic equator.

Nearby words

  1. galactic latitude,
  2. galactic longitude,
  3. galactic nebula,
  4. galactic noise,
  5. galactic nucleus,
  6. galactic pole,
  7. galactic poles,
  8. galactic year,
  9. galactico,
  10. galactin

Origin of galactic plane

First recorded in 1840–50

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for galactic plane

galactic plane

noun

the plane passing through the spiral arms of the Galaxy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012