galactic nucleus
noun
the region at the center of a galaxy, such as the Milky Way; often contains one or more black holes.
galactic nuclei
-
pluralof galactic nucleus.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"This result shows that very close super-massive black hole binaries could be common in galactic nuclei, which is a very exciting development for future gravitational wave detectors."
From Science Daily ● Mar. 27, 2024
Blazars belong to the family of active galactic nuclei called quasars.
From Science Daily ● Nov. 20, 2023
There are two brighter spots, one in the curve and the other in the dot, which could be the galactic nuclei, or the centers of the galaxies, Britt says.
From National Geographic ● Aug. 9, 2023
They may come from supernovae remnants, active galactic nuclei or something else entirely—or, perhaps most probably, a mix of all these sources.
From Scientific American ● Jun. 29, 2023
But relatively few, these days, have quasars, or what are now called active galactic nuclei.
From Los Angeles Times ● Sep. 23, 2022
