3 entries found for cathode.
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cathode cathode ray cathode-ray tube

Main Entry: cath·ode
Pronunciation: kath-d
Function: noun
1 : the negative electrode of an electrolytic cell -- compare ANODE 1
2 : the positive terminal of a battery
3 : the electron-emitting electrode of an electron tube
- ca·thod·ic /ka-thäd-ik/ adjective

Pronunciation Symbols