What is the difference between extragalactic and galaxy?
extragalactic | galaxy |
(astronomy) Originating outside of the Milky Way galaxy.
(astronomy) Originating outside of a galaxy
* 1633 , John Donne, "Sapho to Philænis":
(galaxy) Any of the collections of many millions of stars, galactic dust, black holes, etc. existing as independent and coherent systems, of which there are billions in the known universe.
Galaxy is a derived term of extragalactic.
As an adjective extragalactic
is originating outside of the Milky Way galaxy.As a noun galaxy is
the Milky Way; the apparent band of concentrated stars which appears in the night sky over earth.As a proper noun Galaxy is
the Milky Way Galaxy, from when it was thought the Universe (our universe) had only one galaxy.extragalactic
English
Adjective
(-)- Extragalactic astronomy is the study of things outside the Milky Way
galaxy
English
Noun
(galaxies)- So may thy cheekes red outweare scarlet dye, / And their white, whitenesse of the Galaxie [...].