adj.
Located or originating beyond the Milky Way.
extragalactic
Dictionary:
ex·tra·ga·lac·tic (ĕk'strə-gə-lăk'tĭk)  |
| 5min Related Video: extragalactic |
| WordNet: extragalactic |
Note: click on a word meaning below to see its connections and related words.
The adjective has one meaning:
Meaning #1:
outside or beyond a galaxy
Pertains to noun: galaxy (meaning #3)
Learn More
 | cosmic light (astronomy) |
| radio source (astrophysics) |
| radio tail object (astrophysics) |
 | Which American astronomer discovered galaxies outside the milkyway and classified extragalactic systems at the beginning of this century? Read answer... |
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 | Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved. Read more |
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| WordNet. WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved. Read more |
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- cosmic light (astronomy)
- radio source (astrophysics)
- radio tail object (astrophysics)
- zone of avoidance (astronomy)
- International Celestial Reference Frame (astronomy)
- x-ray astronomy (astronomy)
- BL Lacertae objects (astronomy)
- Compton-Getting effect (astrophysics)
- International Celestial Reference System (astronomy)
- Messier catalog (in astronomy)
- Hubble constant (astronomy)
- McDonald Observatory (structure, Texas – in astronomy)
- New General Catalog (in literature, astronomy)
- National Radio Astronomy Observatory (structure, United States – in astronomy)
