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Definition: Undernet


(1) See deep Web.

(2) One of the oldest and largest Internet Relay Chat (IRC) networks that loosely sprung up in 1992 and formally launched in 1993. Every week, the Undernet serves more than a million people, and its UnderCurrents newsletter covers news and events in the IRC world. For information, visit www.undernet.org. See EFNet and IRC.