Sentence:  In many, many areas on megalopolitan government, the next time a meeting of this sort gets together and begins to think basically, they are going to be talking about <WSD>ecumenopolitan</WSD> government and people are going to be saying: “Ecumenopolis, who needs it? Ecumenopolis, it doesn't exist and never will.” 
Meaning of the word marked with <WSD> tags:  Of or conducive to the development, befitting the scale, or characteristic of an ecumenopolis or ecumenopoleis.