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
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
These nearby towns outside of Istanbul offer the same infamous Turkish hospitality without the hustle and bustle of the megacity.
—Kaitlyn McInnis, Forbes.com, 30 July 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
Nick Lichtenberg, Fortune, 10 Aug. 2025
These nearby towns outside of Istanbul offer the same infamous Turkish hospitality without the hustle and bustle of the megacity.
—Kaitlyn McInnis, Forbes.com, 30 July 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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Morning wind chills in both cities could sit in the lower to mid-20s, but Chicago’s setup is uniquely volatile because of how the Arctic air is interacting with the warm lake.—
Briana Waxman,
CNN Money,
10 Nov. 2025
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At least 15 cities and counties, including Conway and Sherwood, have ballot measures ranging from bond issues for municipal construction to sales tax renewals.—
Arkansas Online,
Arkansas Online,
10 Nov. 2025
Noun
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Admire holiday toy trains racing through a miniature metropolis.—
Caroline Ritzie,
Cincinnati Enquirer,
7 Jan. 2026
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There's something about being in a bustling new city far away from home—and some metropolises seem to have more of a magnetic draw for tourists than others.—
Taryn White,
Travel + Leisure,
7 Jan. 2026
Noun
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That's a big bite for a town of 1500 with an annual budget of a little over $3 million a year.—
Alan Gionet,
CBS News,
7 Jan. 2026
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The neighborhood/area The hotel has a plum position on the Eendrachtsplein, a buzzy town square in the heart of the city with trams, buses, and a metro line connecting it to all corners of town.—
Chris Schalkx,
Condé Nast Traveler,
7 Jan. 2026
Cite this Entry
“Megacity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/megacity. Accessed 10 Jan. 2026.
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