megapolitan

Of or pertaining to a megapolis (“a very large city or urban complex”).

Of the intellectual nature of Bosville, mention has been made already. It is, as we have seen, […] megapolitan, metropolitan, cosmopolitan,[…].

Is the school culture, that child of nineteenth-century Protestant laissez faire and rural America, of an emerging and industrial and urban society and of an economy of scarcity, relevant to the multi-ethnic, multi-racial, and multi-religious post-industrial society of today, with its metropolitan and megapolitan settlement pattern and its economy of affluence-with-poverty? Which culture does today's child really need to know?

Synonym of megapolis.

With developments already planned, within 20 years Buckeye is expected to become a metropolis nearly as large as Phoenix. And Phoenix will be expanding east and south, too, creating a Phoenix/Tucson megapolitan. A total of such 10 megapolitans with urban and residential construction linking today's central cities into new, huge megapolitans: […]

In the United States, trans-metropolitan areas are referred to as megapolitans, large urban regions with physically interconnected metropolitan and micropolitan areas through transportation networks, constituting a functionally interdependent urban network[…].

An inhabitant of a megapolis.

Of, pertaining to, or from the ancient city of Megalopolis (now Megalopoli) in Greece.

At length he [Antigonus III Doson] assaulted with his right wing the position of Eucleidas; and, favoured by an error of that general, and a timely charge of Philopœmen with the Megapolitan cavalry, gained a complete victory.

The upshot is, we are guided by a party of shock-headed Arcadians, who are going in the direction of the excavations, and a Megapolitan boy who has probably an eye to gain.