megacity

[ meg-uh-sit-ee ]
/ ˈmɛg əˌsɪt i /

noun, plural meg·a·cit·ies.

a city having a population of one million or more.

Origin of megacity

First recorded in 1965–70; mega- + city

Example sentences from the Web for megacity

British Dictionary definitions for megacity

megacity
/ (ˈmɛɡəˌsɪtɪ) /

noun plural -cities

a city with over 10 million inhabitants