an intricate knot tied by Gordius, the king of Phrygia, and cut by the sword of Alexander the Great after he heard that whoever undid it would become ruler of Asia
any very difficult problem; insoluble in its own terms
(physics) the transfer of energy between elementary particles or between an elementary particle and a field or between fields; mediated by gauge bosons
(broadcasting) a communication system consisting of a group of broadcasting stations that all transmit the same programs; "the networks compete to broadcast important sports events"
(electronics) a system of interconnected electronic components or circuits
a system of intersecting lines or channels; "a railroad network"; "a network of canals"
an interconnected system of things or people; "he owned a network of shops"; "retirement meant dropping out of a whole network of people who had been part of my life"; "tangled in a web of cloth"
communicate with and within a group; "You have to network if you want to get a good job"