- a large system of stars held together by mutual gravitation and isolated from similar systems by vast regions of space.
- (usually initial capital letter) Milky Way.
Origin of galaxy
Words nearby galaxy
How to use galaxy in a sentence
So somehow a galaxy that spans tens of thousands of light-years is intimately related to what is, in effect, a microscopic dot at its center.The Universe Has Made Almost All the Stars It Will Ever Make - Issue 89: The Dark Side|Caleb Scharf|August 19, 2020|Nautilus
Our galaxy, the Milky Way, has hundreds of billions of stars.
On an even grander scale, it’s tempting to imagine life physically exchanging informational algorithms across an entire galaxy.How Life Could Continue to Evolve - Issue 88: Love & Sex|Caleb Scharf|August 12, 2020|Nautilus
In particular, our measurement of the current rate of expansion of the universe is about 10 percent lower than the value found using direct methods of measuring distances to nearby galaxies.Dark Energy: Map Gives Clue About What It Is—but Deepens Dispute About the Cosmic Expansion Rate|Julian Bautista|July 31, 2020|Singularity Hub
The filament looks magnetized throughout, not just near the galaxy clusters that are moving toward each other from either end.The Hidden Magnetic Universe Begins to Come Into View|Natalie Wolchover|July 2, 2020|Quanta Magazine
Compare that to Guardians of the Galaxy which opened in Korea on July 31.Propaganda, Protest, and Poisonous Vipers: The Cinema War in Korea|Rich Goldstein|December 30, 2014|DAILY BEAST
Pratt, of course, just exploded with Guardians of the Galaxy and the upcoming lead in Jurassic World.Exclusive: Sony Emails Reveal Channing Tatum and Chris Pratt’s Plans For ‘Ghostbusters’ Film|William Boot|December 15, 2014|DAILY BEAST
He says he has yet to experience any negative feedback from the galaxy of Whovians.Doctor Who: It’s Time For a Black, Asian, or Woman Doctor|Nico Hines|December 11, 2014|DAILY BEAST
These black holes are a type known as quasars: extremely massive objects that emit more light than the rest of the galaxy.
Xiaomi smartphones and Samsung Galaxy tablets captured photos of the warplanes in action before the shots were uploaded to Weibo.
What are a few paltry, lumps of crystallised carbon compared to a galaxy of a million million suns?God and my Neighbour|Robert Blatchford
At the southern end there is a large gallery, overshadowing the noisiest galaxy of Sunday infants we ever encountered.Our Churches and Chapels|Atticus
To this galaxy of artistic talent I have yet to add Habeneck, who conducted the orchestra.Frederick Chopin as a Man and Musician|Frederick Niecks
It was Etruria that produced not only Dante, but also a galaxy of great men such as no other part of Europe has presented.Archaic England|Harold Bayley
Knowing this distance from experience, they were able to calculate the diameter of this galaxy.Islands of Space|John W Campbell
British Dictionary definitions for galaxy (1 of 2)
Word Origin for galaxy
British Dictionary definitions for galaxy (2 of 2)
Scientific definitions for galaxy
Cultural definitions for galaxy
A large, self-contained mass of stars.