big bang

noun

Definition of big bang 

: the cosmic explosion that marked the beginning of the universe according to the big bang theory — compare big crunch, big rip

Examples of big bang in a Sentence

Recent Examples on the Web

So is this the end for eternal inflation and the big bang singularity? Adrian Cho, Science | AAAS, "Stephen Hawking’s (almost) last paper: putting an end to the beginning of the universe," 2 May 2018 The big bang generated only hydrogen and a bit of helium. Daniel Clery, Science | AAAS, "Discovery of middleweight black holes could explain origin of million-solar-mass monster," 30 May 2018 In this formulation the big bang was literally the beginning of time. Alexander Hellemans, Scientific American, "A Conversation with Thomas Hertog, One of Stephen Hawking’s Final Collaborators," 24 May 2018 In addition, scientists with the European Space Agency's Planck spacecraft in 2013 released an exquisitely precise measurement of the afterglow of the big bang, the cosmic microwave background (CMB). Adrian Cho, Science | AAAS, "Reports of sterile neutrino’s resurrection may be greatly exaggerated," 4 June 2018 Research is all about the biggest bang, but the imperative for products is bang-for-the-buck. Scott Kirsner, BostonGlobe.com, "After viral YouTube fame, Boston Dynamics is ready to sell its robots," 6 July 2018 Sensitive to lower frequencies than MeerKAT, the MWA can pick up the neutral hydrogen signal from as far back as 500 million years after the big bang, when the first stars and galaxies were lighting up the universe. Daniel Clery, Science | AAAS, "New radio telescope in South Africa will study galaxy formation," 19 June 2018 First proposed in 1995, the Next Generation Space Telescope, as it was then known, was intended to follow in the footsteps of the Hubble Space Telescope, extending astronomers' reach almost all the way back to the big bang birth of the cosmos. William Harwood, CBS News, "Launch of NASA's James Webb Space Telescope delayed again as costs rise," 27 June 2018 Computing big bang volume effects, cloud compute cost declines continue and cloud service revenue is actually accelerating, up 58% year on year. Recode Staff, Recode, "Full video and transcript: Kleiner Perkins’ Mary Meeker at Code 2018," 31 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'big bang.' 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 big bang

1950, in the meaning defined above

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27 Aug 2018

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The first known use of big bang was in 1950

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