cathode
/ˈkæθ.oʊd/
More pronunciations (1)Fewer pronunciations
South Asia/kæt̪ʰoɖ/
cathode noun: an electrode, of a cell or other electrically polarized device, through which a positive current of electricity flows outwards (and thus, electrons flow inwards). It can have either a negative or a positive voltage with respect to anode of the same polarized device (depending on whether the device is a load or a source, respectively).
Noun
cathode (plural cathodes)
- An electrode, of a cell or other electrically polarized device, through which a positive current of electricity flows outwards (and thus, electrons flow inwards). It can have either a negative or a positive voltage with respect to anode of the same polarized device (depending on whether the device is a load or a source, respectively).
- The electrode at which chemical reduction of cations takes place, usually resulting in the deposition of metal onto the electrode.
- The electrode from which electrons are emitted into a vacuum tube or gas-filled tube.
- That electrode of a semiconductor device which is connected to the n-type material of a p-n junction.
cathode meaning in Hindi, Tamil, Marathi and Urdu
cathode in Hindi
- electrode through which current flows outward
- ऋणाग्र ŕṇāgra, कैथोड kaithoḍ
cathode in Tamil
- எதிர்மின்முனை, எதிர் மின் முனை, எதிர்மின்வாய், எதிர்முனை
cathode in Marathi
- electrode through which current flows outward
- ऋणाग्र ŕṇāgra
cathode in Urdu
- کیتھوڈ
More languagesFewer languages
- cathode in Bengali
- ক্যাথোড, কেথোড
- cathode in Telugu
- ఋణధ్రువము r̥ṇadhruvamu
- cathode in Malayalam
- വൈദ്യുതിയുടെ ഊനധ്രുവം
- cathode in Kannada
- ಕ್ಯಾಥೋಡ್, ಕೆಥೋಡ್, ಕಾಥೋಡ್
- cathode in Punjabi
- ਕੈਥੋਡ, ਕਾਥੋਡ
- cathode in Gujarati
- ઋણાગ્ર ŕṇāgra
- cathode in Odia
- କ୍ଯ଼ାଥୋଡ୍, କ୍ଯ଼ାଥୋଡ
- cathode in Nepali
- क्याथोड, काथोड, केथोड
- cathode in Tagalog
- balindas
- cathode in Malay
- katod
- cathode in Indonesian
- katode
- cathode in Persian
- کاتد kâtod
- cathode in Vietnamese
- âm cực
Examples of cathode in a sentence
- The cathode electrodes were only partly submerged in the catholyte to allow for an ‘air-wicking’ aerobic configuration.
- On the open portions of the platforms the loudspeakers are installed on the cold cathode lighting columns.
- The blister is further refined to produce copper cathode, or pure copper, with a grade of around 99.99 percent.
Antonyms of cathode
Forms of cathode
| plural | cathodes |
|---|---|
| alternative form (archaic) | kathode |
Origin of cathode
From Ancient Greek κατα- (kata-, “down”) and ὁδός (hodós, “journey, way”), equivalent to Ancient Greek κάθοδος (káthodos, “way down, descent”). Coined by English polymath William Whewell in 1834 for Michael Faraday, who introduced it later that year. By surface analysis, cath- (alternative form of cata-) + -ode.
Words formed from cathode
- anticathode
- biocathode
- cascode
- cathodal
- cathode dark space
- cathode ray
- cathode-ray tube
- cathodic
- cathodograph
- cathodoluminescence
- cathodoluminescent
- catholyte
- cold cathode
- cold-cathode fluorescent lamp
- cold-cathode lamp
- cold-cathode light
- cold-cathode tube
- hot cathode
- microcathode
- multicathode
- photocathode
Phrases with cathode
Questions about cathode
- What does cathode mean?
- Cathode means an electrode, of a cell or other electrically polarized device, through which a positive current of electricity flows outwards (and thus, electrons flow inwards). It can have either a negative or a positive voltage with respect to anode of the same polarized device (depending on whether the device is a load or a source, respectively).
- What is cathode in Hindi?
- Cathode in Hindi is ऋणाग्र (ŕṇāgra), कैथोड (kaithoḍ). See Cathode meaning in Hindi.
- What part of speech is cathode?
- Cathode is a noun.
- How do you pronounce cathode?
- Cathode is pronounced /ˈkæθ.oʊd/.
- What is the plural of cathode?
- The plural of cathode is cathodes.
Words near cathode in the dictionary
Source and license
Adapted from Wiktionary: cathode (page history and authors); cathode (Tamil Wiktionary) (page history and authors); cathode (Urdu, IndicTrans2 machine translation) (model and license); cathode (Bengali, IndicTrans2 machine translation) (model and license); ఋణధ్రువము (Telugu) (page history and authors); cathode (Malayalam Wiktionary) (page history and authors); cathode (Kannada, IndicTrans2 machine translation) (model and license); cathode (Punjabi, IndicTrans2 machine translation) (model and license); cathode (Odia, IndicTrans2 machine translation) (model and license); cathode (Nepali, IndicTrans2 machine translation) (model and license). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-cathode.wav.
Cite this entry: “cathode.” Word.ws, https://word.ws/cathode. Based on Wiktionary, CC BY-SA 4.0.