as in city
a thickly settled, highly populated area
such modern megacities as São Paulo and Mexico City
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Recent Examples of megacity
In China, officials were preparing to relocate 400,000 people from low-lying and coastal areas of Shenzhen – a megacity with about 17.5 million residents.
—
Helen Regan, CNN Money, 22 Sep. 2025
Inflation in Peru’s megacity capital of Lima has been below the 2% midpoint of the central bank’s target range all year, but the early consensus expects the central bank to keep its key rate unchanged at 4.5% for a third straight meeting.
—Nick Lichtenberg, Fortune, 10 Aug. 2025
Baidu’s largest operations hub is Wuhan, a megacity in central China with more than 13 million people, strategically chosen for its supportive regulatory environment and its status as China’s automotive heartland.
—IEEE Spectrum, 15 July 2025
Going Off-Grid in Japan’s Uncrowded, Otherworldly Gotō Islands The 150-plus-island archipelago has drawn megacity transplants seeking a more relaxed pace of life in tune with the rhythms of nature.
—Melinda Joe, Condé Nast Traveler, 31 May 2025
See All Example Sentences for megacity
Helen Regan, CNN Money, 22 Sep. 2025
Inflation in Peru’s megacity capital of Lima has been below the 2% midpoint of the central bank’s target range all year, but the early consensus expects the central bank to keep its key rate unchanged at 4.5% for a third straight meeting.
—Nick Lichtenberg, Fortune, 10 Aug. 2025
Baidu’s largest operations hub is Wuhan, a megacity in central China with more than 13 million people, strategically chosen for its supportive regulatory environment and its status as China’s automotive heartland.
—IEEE Spectrum, 15 July 2025
Going Off-Grid in Japan’s Uncrowded, Otherworldly Gotō Islands The 150-plus-island archipelago has drawn megacity transplants seeking a more relaxed pace of life in tune with the rhythms of nature.
—Melinda Joe, Condé Nast Traveler, 31 May 2025
See All Example Sentences for megacity
Recent Examples of Synonyms for megacity
Noun
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But the coastal city becomes even more charming in spring, if that’s even possible, thanks to the proliferation of purple wisteria, magenta azaleas, and window boxes that spill over with colorful blooms.—
Annie Daly,
Vogue,
10 Mar. 2026
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Mojtaba was born in 1969 in the holy Shi'ite city of Mashhad and grew up as his father was helping lead the opposition to the Shah.—
Thao Nguyen,
USA Today,
10 Mar. 2026
Noun
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The fighting has grounded regional air traffic, threatened desalination facilities that provide drinking water to millions and undermined the safe reputation of modern metropolises such as Dubai and Abu Dhabi.—
Kevin Rector,
Los Angeles Times,
9 Mar. 2026
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Kuwait, Qatar and the UAE are, for all practical purposes, completely dependent on the desalination plants, particularly for metropolises such as Dubai.—
Javier Blas,
Twin Cities,
9 Mar. 2026
Noun
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That section of town received evacuation alerts hours after flames threatened the area, and much later than wealthier, whiter areas of the unincorporated town.—
Rebecca Ellis,
Los Angeles Times,
14 Mar. 2026
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The busiest single day of the year is usually the Capay Valley Almond Festival, a five-town celebration billed as the only festival of its kind in California.—
David Caraccio,
Sacbee.com,
14 Mar. 2026
Cite this Entry
“Megacity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/megacity. Accessed 15 Mar. 2026.
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