Share this entry

Share this page

extragalactic

Syllabification: ex·tra·ga·lac·tic
Pronunciation: /ˌekstrəɡəˈlaktik
 
/

Definition of extragalactic in English:

adjective

Astronomy
Situated, occurring, or originating outside the Milky Way galaxy: extragalactic radio sources
More example sentences
  • Hence the whole foundation of extragalactic astronomy and Big Bang theory is swept away’ .
  • It is definitely an extragalactic background.
  • The number of these sources is consistent with the expected number of extragalactic sources in the background sky.

Definition of extragalactic in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day Sprachgefühl
Pronunciation: ˈʃprɑːxɡəˌfuːl
noun
intuitive understanding of a language’s natural idiom…