† meˈgapolisObs. [f.Gr. µέγα-ς + πόλις city.] A chief city. 1638Sir T. Herbert Trav. (ed. 2) 61 [Amadavad is] at this present the Megapolis of Cambaya.1855I. C. Pray Mem. J. G. Bennet 450 Capital alone is wanting to make this city in point of influence..the megapolis of the world.