galactic coordinate


nounAstronomy.
  1. Usually galactic coordinates . a member of a system of coordinates that define the position of a celestial body with reference to the Milky Way.

Origin of galactic coordinate

1
First recorded in 1930–35

Words Nearby galactic coordinate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024