black hole


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

The research team led by a Harvard scientist that captured the stunning first-ever image of a black hole has won a $3 million Breakthrough Prize. Martin Finucane,, "Team that captured stunning first picture of a black hole wins $3 million Breakthrough Prize," 5 Sep. 2019 The other 2020 laureates, chosen to win $3 million each by a committee of past winners, include: The 349 astrophysicists of the Event Horizon Telescope Team, for the first image of a supermassive black hole. Erin Woo, The Mercury News, "UCSF professor awarded Breakthrough Prize — $22 million effort to elevate scientists and their work," 5 Sep. 2019 The other Breakthrough winners probed galaxies, snapped the first image of a black hole, discovered the biological basis of obesity and found the cellular reasons for neurodegenerative disorders. Peter Fimrite,, "Red hot chili peppers may be painful, but win SF scientist a $3 million prize," 5 Sep. 2019 The gravitational pull from a black hole is so great that even light cannot escape., "New Balance Reveal 'Infinite Dark' All-Black Colourway for Tekela & Furon Boots," 27 Aug. 2019 The frigid conditions, ideal for some of the world’s most sophisticated telescopes, enabled astronomers worldwide to capture the first photograph of a black hole. Author: Richard Read, Anchorage Daily News, "Meet the icebreaker Polar Star, the neglected stepchild of the U.S. military industrial complex," 17 Aug. 2019 Observers had previously spotted numerous mergers of black holes and one merger of neutron stars, but never a combination. Adrian Cho, Science | AAAS, "Scientists may have spotted a black hole and a neutron star colliding," 16 Aug. 2019 Soon after the release of her So Rich Lipsticks, customers started to call out manufacturing flaws, including tiny black holes and lumps, on social media. Thatiana Diaz,, "Jaclyn Hill Is Giving Every Person Who Bought Her Lipstick A Refund," 25 June 2019 The duo’s theoretical investigations of black holes and the mysterious singularities at their centers had turned them on to the question of our cosmic origin. Natalie Wolchover, WIRED, "Cosmologists Clash Over the Beginning of the Universe," 16 June 2019

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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More Definitions for black hole

black hole


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


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

What made you want to look up black hole? Please tell us where you read or heard it (including the quote, if possible).


authorized for issue (as a bond)

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