as in world
a huge physical or conceptual distance
my sister and I are close in age, but personality-wise, there are light-years between us
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Recent Examples of light-year
The subject of the study was PDS 456, an active galactic nucleus located some 2.18 giga light-years from the Earth in the constellation of Serpens.
—
Ian Randall, MSNBC Newsweek, 16 May 2025
Very generally speaking, galaxies are tens of thousands to hundreds of thousands of light-years across and have millions to several trillions of stars.
—Phil Plait, Scientific American, 8 May 2025
At present, the two black holes are separated by only around 2,600 light-years (roughly one-tenth of the distance between Earth and Sagittarius A*, the Milky Way's central black hole), with the smaller hole moving around the host galaxy's bulge.
—Ian Randall, MSNBC Newsweek, 9 May 2025
The disks the team studied range from only a few hundred to around 1,000 light-years from Earth.
—Andrew Paul, Popular Science, 30 Apr. 2025
See All Example Sentences for light-year
Ian Randall, MSNBC Newsweek, 16 May 2025
Very generally speaking, galaxies are tens of thousands to hundreds of thousands of light-years across and have millions to several trillions of stars.
—Phil Plait, Scientific American, 8 May 2025
At present, the two black holes are separated by only around 2,600 light-years (roughly one-tenth of the distance between Earth and Sagittarius A*, the Milky Way's central black hole), with the smaller hole moving around the host galaxy's bulge.
—Ian Randall, MSNBC Newsweek, 9 May 2025
The disks the team studied range from only a few hundred to around 1,000 light-years from Earth.
—Andrew Paul, Popular Science, 30 Apr. 2025
See All Example Sentences for light-year
Recent Examples of Synonyms for light-year
Noun
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There are multiple elevators within the two-story world and rest of the park for any guest, but particularly guests with wheelchairs or other mobility needs.—
Eve Chen,
USA Today,
23 May 2025
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These trips are also an opportunity to jump on a transforming world, as generations shift.—
Everett Potter,
Forbes.com,
22 May 2025
Noun
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The alignment of the three galaxies creates a type of gravitational lens called an Einstein ring.—
Robert Z. Pearlman,
Space.com,
22 May 2025
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Is no one gonna talk about how galaxy gas came out of no where and is being MASS marketed to black children?—
Michael Saponara,
Billboard,
21 May 2025
Cite this Entry
“Light-year.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/light-year. Accessed 2 Jun. 2025.
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