Wiktionary
internetwork
n. A network of networks. vb. (context transitive English) To set up as a network of networks.
Usage examples of "internetwork".
During the wars, the internetwork of longjump T-gates that wove the subnets of the hyperpower together was shattered, leaving behind sparsely connected nets, their borders filtered through firewalled assembler gates guarded by ferocious mercenaries.