anticathode Syllabification: (an·ti·cath·ode)Pronunciation: /ˌantēˈkaˌTHōd, ˌantī-/Definition of anticathode noun Physics the target (or anode) of an X-ray tube that is struck by electrons from the cathode and from which X-rays are emitted. anticathode in other Oxford dictionaries Definition of anticathode in the British & World English dictionary