the big bang
noun
: a huge explosion that is believed to have happened when the universe began
a few billion years after the big bang
Examples of the big bang in a Sentence
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That is, the process that (within the first three minutes after the big bang) produced the first light elements --- hydrogen, helium, and tiny amounts of lithium and beryllium.
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Bruce Dorminey, Forbes.com, 12 Aug. 2025
Both cosmic objects are thought to have formed around 13.3 billion years ago, or just 500 million years after the big bang that created the universe.
—Denise Chow, NBC news, 8 Aug. 2025
Why didn’t the universe annihilate itself moments after the big bang?
—William Barter, Space.com, 1 Aug. 2025
According to cosmological models, equal amounts of matter and antimatter were made in the big bang.
—William Barter, Space.com, 1 Aug. 2025
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Bruce Dorminey, Forbes.com, 12 Aug. 2025
Both cosmic objects are thought to have formed around 13.3 billion years ago, or just 500 million years after the big bang that created the universe.
—Denise Chow, NBC news, 8 Aug. 2025
Why didn’t the universe annihilate itself moments after the big bang?
—William Barter, Space.com, 1 Aug. 2025
According to cosmological models, equal amounts of matter and antimatter were made in the big bang.
—William Barter, Space.com, 1 Aug. 2025
See All Example Sentences for the big bang
Cite this Entry
“The big bang.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/the%20big%20bang. Accessed 27 Aug. 2025.
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