black hole

noun

Definition of black hole

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

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Examples of black hole in a Sentence

a psychopath who seemingly has a black hole where his heart should be
Recent Examples on the Web This massive, hungry black hole was first identified and studied by researchers in May 2018. Ashley Strickland, CNN, "The fastest-growing black hole in the universe has a massive appetite," 2 July 2020 Not all matter that comes close to a black hole is doomed. Scientific American, "Black Hole BLOWBACK," 1 July 2020 The cosmic merger was dubbed GW190814 and resulted in a final black hole about 25 times the mass of the sun, located about 800 million light-years from Earth. Fox News, "'Mystery object' spotted by astronomers changes talk of black holes, neutron stars," 24 June 2020 Given the lack of a visible supernova, the researchers believe the star grew dim and was obscured from view by dust or reached the end of its life and collapsed into a black hole. Ashley Strickland, CNN, "Investigating the disappearance of a massive star in a distant galaxy," 30 June 2020 There's little doubt that the smaller object is either a neutron star or a black hole. Jordan Nutting, Milwaukee Journal Sentinel, "Cosmic collision changes physicists' understanding of black holes and neutron stars," 25 June 2020 Entire stars can become shredded and swallowed during an unlucky encounter with a black hole. Marina Koren, The Atlantic, "Black Holes Might Be Lighting Up," 25 June 2020 Last year, in a separate study, scientists, for the first time, detected a black hole devouring a neutron star. Fox News, "'Mystery object' spotted by astronomers changes talk of black holes, neutron stars," 24 June 2020 The newfound formula applies to a system such as a gas as well as a black hole. Quanta Magazine, "Black Hole Paradoxes Reveal a Fundamental Link Between Energy and Order," 28 May 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'black hole.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of black hole

1964, in the meaning defined at sense 1

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Time Traveler for black hole

Time Traveler

The first known use of black hole was in 1964

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Statistics for black hole

Last Updated

20 Jul 2020

Cite this Entry

“Black hole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/black%20hole. Accessed 11 Aug. 2020.

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More Definitions for black hole

black hole

noun

English Language Learners Definition of black hole

: an invisible area in outer space with gravity so strong that light cannot get out of it

black hole

noun

Kids Definition of black hole

: a heavenly body with such strong gravity that light cannot escape it and that is thought to be caused by the collapse of a massive star

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Comments on black hole

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