dark energy


Definition of dark energy

: a hypothetical form of energy that produces a force that opposes gravity and is thought to be the cause of the accelerating expansion of the universe

Examples of dark energy in a Sentence

Recent Examples on the Web There’s so much space that dark energy makes up 70% of everything. Quanta Magazine, 3 Dec. 2021 Guy and his colleagues hope to shed light on what dark energy really is. Ramin Skibba, Wired, 13 Jan. 2022 Despite being hard to pin down, Paul goes into why dark energy is now the dominant factor in our Universe's evolution. John Timmer, Ars Technica, 15 June 2022 These universes had a range of compositions, containing between 10% and 50% matter with the rest made up of dark energy, which drives the universe to expand faster and faster. Quanta Magazine, 20 Jan. 2022 The survey, carried out between 2013 and 2019, is helping scientists to understand how mysterious dark energy is contributing to the expansion of the universe. Ashley Strickland, CNN, 3 May 2022 The Standard Model also said nothing about dark matter or dark energy—two mysterious phenomena that account for more than 95 percent of mass in the universe. Daniel Garisto, Scientific American, 27 Apr. 2022 The most recent theoretical idea to garner a great deal of interest is something called early dark energy (EDE). Anil Ananthaswamy, Scientific American, 18 Apr. 2022 On said mission, Eve partners up Yusuf (Robert Gilbert), a charming operative who more than condones her dark energy and curiosity. Dan Snierson, EW.com, 25 Feb. 2022 See More

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

First Known Use of dark energy

1998, in the meaning defined above

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Time Traveler for dark energy

Time Traveler

The first known use of dark energy was in 1998

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Dictionary Entries Near dark energy


dark energy

darken someone's door/doors

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Statistics for dark energy

Last Updated

7 Aug 2022

Cite this Entry

“Dark energy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dark%20energy. Accessed 11 Aug. 2022.

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