as in months
a long or seemingly long period of time
once in a blue moon we'll get dressed up and eat in a fancy restaurant
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Example Sentences
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Recent Examples of blue moons
Sometimes a single year can even feature two blue moons.
—
Avni Trivedi,
CNN Money,
29 May 2026
May 2027 and December 2028 will also bring blue moons, according to RMG.
—
Mariyam Muhammad,
USA Today,
30 Apr. 2026
Super blue moons can also occur, but don’t be fooled by the name.
—
Callum Sutherland,
Time,
6 Oct. 2025
Avni Trivedi,
CNN Money,
29 May 2026
May 2027 and December 2028 will also bring blue moons, according to RMG.
—
Mariyam Muhammad,
USA Today,
30 Apr. 2026
Super blue moons can also occur, but don’t be fooled by the name.
—
Callum Sutherland,
Time,
6 Oct. 2025
Recent Examples of Synonyms for blue moons
Noun
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Women, who make up more than half (55%) of Social Security recipients ages 62 and up, on average collect $5,254 less annually than men, according to a FinanceBuzz analysis of the government's latest data.
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Four people were in the SUV, including two children, ages 5 and 12.
Noun
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Those tush-pushes can’t beat you if The Winter Soldier’s facing third-and-forevers.
Noun
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The star power continued at City Hall, where Spike Lee, Patrick Ewing and Carmelo Anthony were among those who went from float ride-a-longs to seats at the ceremony.
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The final chapters focus on 50-year-old Inga trying to have a relationship with her mother, who is falling into dementia and longs for the old nomadic life.
Noun
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Tiny dots extending from Jupiter's disk hint at the presence of its four Galilean moons.
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Topline Despite hosting the shortest nights of the year for skywatchers in the Northern Hemisphere, June brings one of the year’s finest months for casual stargazing, with bright planets and delicate crescent moons dominating the post-sunset hour.
Cite this Entry
“Blue moons.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/blue%20moons. Accessed 27 Jun. 2026.
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