the cosmos
noun
: the universe especially when it is understood as an ordered system
the origins of the cosmos
Examples of the cosmos in a Sentence
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Euclid launched in 2023 on a six-year mission to map the cosmos at scale, observing billions of galaxies stretching as far away as 10 billion light-years from Earth.
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Meghan Bartels, Scientific American, 24 Dec. 2025
According to Kalas, the multi-decade mystery also serves as a case study in the difficulties that come with searching the cosmos.
—Andrew Paul, Popular Science, 18 Dec. 2025
In April 2024, a map of the cosmos released by the Dark Energy Spectroscopic Instrument (DESI) hinted that dark energy, the repulsive agent that’s driving the expansion of space, has been weakening over time.
—Quanta Magazine, 17 Dec. 2025
Despite the fact that scientists believe the cosmos is packed with these middle-of-the-road black holes, they are rarely detected.
—Robert Lea, Space.com, 9 Dec. 2025
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Meghan Bartels, Scientific American, 24 Dec. 2025
According to Kalas, the multi-decade mystery also serves as a case study in the difficulties that come with searching the cosmos.
—Andrew Paul, Popular Science, 18 Dec. 2025
In April 2024, a map of the cosmos released by the Dark Energy Spectroscopic Instrument (DESI) hinted that dark energy, the repulsive agent that’s driving the expansion of space, has been weakening over time.
—Quanta Magazine, 17 Dec. 2025
Despite the fact that scientists believe the cosmos is packed with these middle-of-the-road black holes, they are rarely detected.
—Robert Lea, Space.com, 9 Dec. 2025
See All Example Sentences for the cosmos
Cite this Entry
“The cosmos.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/the%20cosmos. Accessed 31 Dec. 2025.
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