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
Arcturus is 37 light-years away from Earth or just under 215 trillion miles away.
—
Mike Lynch, Twin Cities, 28 Sep. 2025
The album title is a reference to a red supergiant star 10,000 light-years away from Earth.
—Tomás Mier, Rolling Stone, 18 Sep. 2025
The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years.
—Eric Lagatta, USA Today, 18 Sep. 2025
Nearby glows the red eye of Taurus the Bull, the star of Aldebaran, only 65 light-years away.
—IEEE Spectrum, 16 Sep. 2025
See All Example Sentences for light-year
Mike Lynch, Twin Cities, 28 Sep. 2025
The album title is a reference to a red supergiant star 10,000 light-years away from Earth.
—Tomás Mier, Rolling Stone, 18 Sep. 2025
The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years.
—Eric Lagatta, USA Today, 18 Sep. 2025
Nearby glows the red eye of Taurus the Bull, the star of Aldebaran, only 65 light-years away.
—IEEE Spectrum, 16 Sep. 2025
See All Example Sentences for light-year
Recent Examples of Synonyms for light-year
Noun
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In fact, there was a feeling that world football lacked not merely great teams, but great players.—
Michael Cox,
New York Times,
5 Oct. 2025
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Goldberg-Polin has become a global advocate for the remaining hostages, meeting with world leaders and speaking publicly about her loss.—
Romina Ruiz-Goiriena,
USA Today,
4 Oct. 2025
Noun
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Revealing a whopping 780,000+ galaxies, some would inevitably be co-aligned with background objects.—
Ethan Siegel,
Big Think,
6 Oct. 2025
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Comet Lemmon, a green comet from outside of our galaxy, was discovered in January 2025.—
Lydia Price,
Travel + Leisure,
5 Oct. 2025
Cite this Entry
“Light-year.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/light-year. Accessed 9 Oct. 2025.
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