Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

galactic coordinate

noun

Definition of galactic coordinate

: a member of a system of celestial coordinates based on the equatorial plane of the Milky Way galaxy

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of galactic coordinate

1872, in the meaning defined above

Keep scrolling for more

Learn More about galactic coordinate

Share galactic coordinate

Statistics for galactic coordinate

Look-up Popularity

Time Traveler for galactic coordinate

The first known use of galactic coordinate was in 1872

See more words from the same year

Comments on galactic coordinate

What made you want to look up galactic coordinate? Please tell us where you read or heard it (including the quote, if possible).

Show Comments  Hide Comments 

WORD OF THE DAY

magniloquent

Listen to the pronounciation of magniloquent

grandiloquent, ostentatious, or bombastic

Get Word of the Day daily email!

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt-painting-a-young-scholar-and-his-tutor
  • Which of the following is the earliest known sense of the word awe?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games