big bang
noun
: the cosmic explosion that marked the beginning of the universe according to the big bang theory
In 1965 Arno A. Penzias and Robert W. Wilson of the Bell Telephone Laboratories discovered that the space of the universe is bathed with a diffuse radiation that is assumed to persist following the "big bang" expansion of the universe from an original fireball.—
V. L. Ginzburg
compare big crunch, big rip
V. L. GinzburgExamples of big bang in a Sentence
Recent Examples on the Web
Unfortunately, no cosmic map tells you where to find this intergalactic big bang boom.
—Neil Senturia, San Diego Union-Tribune, 7 Apr. 2025
The two stars who battled all last season for MVP and Golden Boot have started this year with big bangs, perfect for our entertainment and the league’s marketing.
—Emily Olsen, The Athletic, 18 Mar. 2025
Its eighth episode, in which the root of modern evil is traced back to the Atomic Age’s big bang, remains one of the most harrowing things to ever air on premium cable.
—David Fear, Rolling Stone, 16 Jan. 2025
The Netflix spy thriller ends with a big bang (or three)
Comments
Warning: Black Doves season 1 spoilers ahead!
—Samantha Stutsman, People.com, 8 Dec. 2024
See All Example Sentences for big bang
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Neil Senturia, San Diego Union-Tribune, 7 Apr. 2025
The two stars who battled all last season for MVP and Golden Boot have started this year with big bangs, perfect for our entertainment and the league’s marketing.
—Emily Olsen, The Athletic, 18 Mar. 2025
Its eighth episode, in which the root of modern evil is traced back to the Atomic Age’s big bang, remains one of the most harrowing things to ever air on premium cable.
—David Fear, Rolling Stone, 16 Jan. 2025
The Netflix spy thriller ends with a big bang (or three)
Comments
Warning: Black Doves season 1 spoilers ahead!
—Samantha Stutsman, People.com, 8 Dec. 2024
See All Example Sentences for big bang
Cite this Entry
“Big bang.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/big%20bang. Accessed 5 May. 2025.
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