electrolytic cathode

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• Cathode — Diagram of a copper cathode in a galvanic cell (e.g., a battery). A positive current i flows out of the cathode (CCD mnemonic: Cathode Current Departs). A cathode is an electrode through which electric current flows out of a polarized electrical… …   Wikipedia

• Electrolytic cell — An electrolytic cell decomposes chemical compounds by means of electrical energy, in a process called electrolysis; the Greek word lysis means to break up . The result is that the chemical energy is increased. Important examples of electrolysis… …   Wikipedia

• Electrolytic capacitor — An electrolytic capacitor is a type of capacitor that uses an ionic conducting liquid as one of its plates. Typically with a larger capacitance per unit volume than other types, they are valuable in relatively high current and low frequency… …   Wikipedia

• cathode — /kath ohd/, n. 1. the electrode or terminal by which current leaves an electrolytic cell, voltaic cell, battery, etc. 2. the positive terminal of a voltaic cell or battery. 3. the negative terminal, electrode, or element of an electron tube or… …   Universalium

• cathode — n. (also kathode) Electr. 1 the negative electrode in an electrolytic cell or electronic valve or tube. 2 the positive terminal of a primary cell such as a battery (opp. ANODE). Phrases and idioms: cathode ray a beam of electrons emitted from the …   Useful english dictionary

• cathode — UK [ˈkæθəʊd] / US [ˈkæˌθoʊd] noun [countable] Word forms cathode : singular cathode plural cathodes chemistry the negative electrode in a battery or similar piece of electrical equipment, or the negative electrode in an electrolytic cell See:… …   English dictionary

• cathode — The negative pole of a galvanic battery or the electrode connected with it; the electrode toward which positively charged ions (cations) migrate and are reduced, and into which electrons are fed from their source (anode or generator). Cf.:anode.… …   Medical dictionary

• cathode — cath•ode [[t]ˈkæθ oʊd[/t]] n. 1) elm the electrode or terminal by which current leaves an electrolytic cell, voltaic cell, battery, etc 2) elm the positive terminal of a voltaic cell or battery 3) elm elo the negative terminal, electrode, or… …   From formal English to slang

• electrolytic cell — cell1 (def. 8). [1935 40] * * * ▪ device       any device in which electrical energy is converted to chemical energy, or vice versa. Such a cell typically consists of two metallic or electronic conductors (electrodes (electrode)) held apart from… …   Universalium

• cathode — noun Etymology: Greek kathodos way down, from kata + hodos way Date: 1834 1. the electrode of an electrochemical cell at which reduction occurs: a. the negative terminal of an electrolytic cell b. the positive …   New Collegiate Dictionary

• cathode — noun /ˈkæ.θoʊd/ a) the electrode of an electrochemical cell at which reduction occurs b) the electrode through which current flows out of a cell (the negative terminal of an electrolytic …   Wiktionary