black hole

noun

1
: a celestial object that has a gravitational field so strong that light cannot escape it and that is believed to be created especially in the collapse of a very massive star
2
: something resembling a black hole: such as
a
: something that consumes a resource continually
a financial black hole
b
: an empty space : void
… the archives of the past few years are a black hole.David Herman
c
: a dark and seemingly inescapable state or situation
the black hole of depression

Examples of black hole in a Sentence

discovered that there was a black hole in the library's collection with regard to her topic
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
While it is packed with stars and hosts a supermassive black hole — which at nine billion solar masses is more than 2,000 times more massive than the Milky Way's central black hole — it is considered a calm galaxy. Samantha Mathewson, Space.com, 17 Apr. 2025 The findings, the researchers say, suggest that the supermassive black holes at the heart of many galaxies may spew gas up to five times further than was previously realized—and may also be active at more points in their life than just their infancy. Arick Wierson, MSNBC Newsweek, 16 Apr. 2025 For one, astronomers underestimated the power of the massive black holes at the centers of galaxies. Paul Smaglik, Discover Magazine, 15 Apr. 2025 Both second base and center field have been absolute black holes with the bat. Tim Britton, New York Times, 14 Apr. 2025 See All Example Sentences for black hole

Word History

First Known Use

1964, in the meaning defined at sense 1

Time Traveler
The first known use of black hole was in 1964

Cite this Entry

“Black hole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/black%20hole. Accessed 23 Apr. 2025.

Kids Definition

black hole

noun
: an invisible region believed to exist in space having a very strong gravitational field and thought to be caused by the collapse of a star

More from Merriam-Webster on black hole

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