halcyon

adjective

ˈhal-sē-ən How to pronounce halcyon (audio)
Definition of halcyonnext
1
as in tranquil
free from storms or physical disturbance a halcyon era following the American Civil War

Synonyms & Similar Words

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Antonyms & Near Antonyms
2
as in thriving
marked by vigorous growth and well-being especially economically during those early halcyon years the company's potential for growth seemed unlimited

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of halcyon Meanwhile, the country’s crucial oil industry needs billions of dollars of investment to get anywhere close to the halcyon days of the late 1990s when production was at its height. — John Liu, CNN Money, 25 June 2026 With each year, more Americans don’t even recall such halcyon days. — Jackie Calmes, Mercury News, 19 June 2026 And especially when almost no one alive today still remembers just how many child-sized coffins were involved in the halcyon pre-vaccine days when nature got to take its course. — Diana Gitig, ArsTechnica, 30 May 2026 The halcyon days of chinking champagne flutes, spacious seating, and sense of adventure has long been replaced by the budget sardine-can approach to air travel. — Chris Haslam, Wired News, 1 May 2026 See All Example Sentences for halcyon
Recent Examples of Synonyms for halcyon
  1. tranquil
  2. thriving
  3. placid
  4. golden
  5. serene
  6. prosperous
  7. quiet
  8. palmy
Adjective
  • Bedrooms are tranquil and restorative, with clean lines, balconies, and mountain views that create a sense of space.
    — Condé Nast, Condé Nast Traveler, 9 July 2026
  • Located right across the water from Miami, Key Biscayne is filled with tranquil experiences in nature, delicious dining options with incredible views of the water, and even a little bit of history to explore.
    — Lisa Cericola, Southern Living, 13 June 2026
Definition of tranquil
Adjective
  • Salem is a vibrant, thriving, bustling city, attracting throngs of tourists in the autumn.
    — Literary Hub, Literary Hub, 23 Oct. 2026
  • Lump recommends people explore the thriving creative communities in the towns en route, such as Mendocino and Laguna Beach.
    — Maureen O'Hare, CNN Money, 20 Oct. 2026
Definition of thriving
Adjective
  • But this is such a placid group that there’s no real tension between the female guards and the male inmates, and therefore no new insights raised about how complicated a woman’s role in this power dynamic could be.
    — Roxana Hadadi, Vulture, 22 Oct. 2026
  • Despite appearances, sand tiger sharks are a placid species that don’t pose a threat to humans.
    — Asia London Palomba, Christian Science Monitor, 20 Oct. 2026
Definition of placid
Adjective
  • California boaters will now face a higher fee to use the state’s lakes, rivers and other waterways as officials expand their efforts to fight invasive golden mussels.
    — Daniel Hunt, Sacbee.com, 23 Oct. 2026
  • What’s behind the golden (or orange) age of Halloween stoop decor in the city?
    — Anna Grace Lee, Vogue, 23 Oct. 2026
Definition of golden
Adjective
  • On his latest solo album, the Tonstartssbandht guitarist/vocalist crafts a serene, psychedelic opus that invites us to become immersed.
    — Ryan Meehan, Pitchfork, 26 Oct. 2026
  • On the bottom level, a soundproof movie theater and 1,000-bottle wine cellar join a wellness wing with a gym, sauna, and serene rock waterfall.
    — Wendy Bowman, Robb Report, 23 Oct. 2026
Definition of serene
Adjective
  • The construction is transforming what was once a coastal defense zone into one of China’s most prosperous regions.
    — Ningrong Liu, Fortune, 23 Oct. 2026
  • In Namibia, the stakes are high, but so is the promise of a more prosperous, wild future.
    — Samantha Falewée, Condé Nast Traveler, 21 Oct. 2026
Definition of prosperous
Adjective
  • After a quiet day otherwise, Riley exploded for 33- and 72-yard rushing touchdowns to finish as the game’s leading rusher with 128 yards and two touchdowns on 13 carries.
    — Shaun Goodwin, Idaho Statesman, 25 Oct. 2026
  • But following intense backlash to the 2024 anti-war protests, some students, faculty and external observers say campuses have become uncharacteristically quiet.
    — Tarini Mehta, Sacbee.com, 25 Oct. 2026
Definition of quiet
Adjective
  • Our palmy years began way before Hollywood and the enormous hillside onetime real estate sign of that name.
    — Patt Morrison, Los Angeles Times, 20 Feb. 2025
  • Serve a crisp cookie with each serving, such as a butter cookie or palmier.
    — Cathy Thomas, Orange County Register, 22 Oct. 2024
Definition of palmy

Browse Nearby Words

halberds
halcyon
hale
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Cite this Entry

“Halcyon.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/halcyon. Accessed 28 Oct. 2026.

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