Dictionary
meg•a•lop•o•lis
Pronunciation: (meg"u-lop'u-lis), [key]—
n.
1. a very large city.
2. an urban region, esp. one consisting of several large cities and suburbs that adjoin each other.
Also,megapolis.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.