First Known Use: 1834
Dictionary
cathode
noun cath·ode \ˈka-ˌthōd\
: the part of an electrical device (such as a battery) where electrons enter
Full Definition of CATHODE
1
: the electrode of an electrochemical cell at which reduction occurs: a : the negative terminal of an electrolytic cell b : the positive terminal of a galvanic cell
2
: the electron-emitting electrode of an electron tube; broadly : the negative electrode of a diode — compare anode
— cath·od·al \ˈka-ˌthō-dəl\ adjective
— cath·od·al·ly adverb
— ca·thod·ic \ka-ˈthä-dik, -ˈthō-\ adjective
— ca·thod·i·cal·ly \-di-k(ə-)lē\ adverb
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Origin of CATHODE
Greek kathodos way down, from kata- + hodos way
Rhymes with CATHODE
abode, anode, bar code, boatload, busload, byroad, carload, cartload, caseload, church mode, commode, corrode, crossroad, dead load, decode, diode, displode, download, dress code, dynode, embowed, encode, epode, erode, explode, forebode, freeload, front-load, geode, high road, implode, inroad, live load, lymph node, no-load, off-load, outmode, payload, planeload, postcode, post road, railroad, rhapsode, sarod, shipload, side road, Silk Road, skid road, source code, spring-load, square-toed, tetrode, threnode, trainload, triode, truckload, unload, upload, zip code
Medical Dictionary
cathode
noun cath·ode \ˈkath-ˌōd\
Medical Definition of CATHODE
1
: the electrode of an electrochemical cell at which reduction occurs: as a : the negative terminal of an electrolytic cell b : the positive terminal of a storage battery that is delivering current
2
: the electron-emitting electrode of an electron tube—compare anode
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