megacity

noun

mega·​city ˈme-gə-ˌsi-tē How to pronounce megacity (audio)
Synonyms of megacitynext
: megalopolis sense 1

Synonyms of megacity

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Examples of megacity in a Sentence

such modern megacities as São Paulo and Mexico City
Recent Examples on the Web
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.
Jakarta is now the world’s largest megacity, surpassing Tokyo, UN research found. — J.d. Capelouto, semafor.com, 25 Nov. 2025 While there are high-speed trains to Istanbul from other parts of Turkey, the easiest way to get there is to fly, as you’ll be deposited right in the heart of this sprawling megacity. — Katie Nadworny, Travel + Leisure, 8 Nov. 2025 Kinshasa itself is a megacity of over 15 million people, according to the World Bank, where the vast majority of inhabitants struggle to live day to day. — Emmet Livingstone, NPR, 28 Apr. 2026 The megacity topped the list as the best unexpectedly affordable beach destination with a total of 41 beaches and over 400 family-friendly attractions. — Kaitlyn McInnis, Forbes.com, 14 Apr. 2026 See All Example Sentences for megacity

Word History

First Known Use

1967, in the meaning defined above

Time Traveler
The first known use of megacity was in 1967

Rhymes for megacity

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Browse Nearby Words

megachurch
megacity
megacorporation
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Cite this Entry

“Megacity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/megacity. Accessed 7 Jul. 2026.

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