metroplex

As a noun metroplex

is (us) a large metropolitan area containing several cities and their suburbs.

As an adjective false is

(label) one of two states of a boolean variable; logic.

As nouns the difference between metroplex and metropolis

is that metroplex is a large metropolitan area containing several cities and their suburbs while metropolis is the mother (founding) polis (city state) of a colony, especially in the Ancient Greek/Hellenistic world.

As nouns the difference between suburb and metroplex

is that suburb is the area on the periphery of a city or large town while metroplex is (us) a large metropolitan area containing several cities and their suburbs.

As nouns the difference between metropolitan and metroplex

is that metropolitan is a bishop empowered to oversee other bishops; an archbishop while metroplex is a large metropolitan area containing several cities and their suburbs.

As an adjective metropolitan

is pertaining to the see or province of a metropolitan.