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Glossary of Electricity Terms
beginning with letter C
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c. Tweet Definition of c. Like Definition of c. on Facebook
  1. (context, preposition) circa
The document was written in the Middle Ages, 1250.
  1. (context, noun) city
ca. Tweet Definition of ca. Like Definition of ca. on Facebook
  1. Circa.
cable Tweet Definition of cable Like Definition of cable on Facebook
  1. A strong, large-diameter wire or rope, or something resembling such a rope.
  2. An assembly of two or more wires which are used for electrical power or data circuits; one or more may be insulated.
  1. (nautical) A heavy rope or chain used to moor or anchor a ship
  2. (communications) A system for receiving television or Internet service over coaxial or fibreoptic cables
    I tried to watch the movie last night but my cable was out.
    1. A telegram
    2. (finance) in financial markets 'cable' is used to refer to the currency pair Great British Pounds against United States Dollars
  3. (nautical) A unit of length
verb to cable
  1. To send a telegram
  2. To wrap wires to form a cable
capacitance Tweet Definition of capacitance Like Definition of capacitance on Facebook
  1. (physics, uncountable) The property of an element of an electrical circuit that permits it to store charge
  2. (physics, countable) That part of an electrical circuit exhibiting capacitance
  3. (physics, uncountable) The ratio C of charge to potential in a conductor
capacitor Tweet Definition of capacitor Like Definition of capacitor on Facebook
  1. (electronics) An electronic component capable of storing an electric charge; especially one consisting of two conductors separated by a dielectric.
cascade Tweet Definition of cascade Like Definition of cascade on Facebook
  1. A waterfall or series of small waterfalls
Now murm'ring soft, now roaring in . -Cawper
  1. (figuratively) A stream or sequence of a thing or things occurring as if falling like a cascade.
The rise in serotonin levels sets off a of chemical events — Richard M. Restak, The Secret Life of the Brain, Joseph Henry Press, 2001
  1. A series of electrical components, the output of any one being connected to the input of the next; See also daisy chain
verb (cascad, ing)
  1. (intransitive) To fall as a waterfall or series of small waterfalls.
  2. To occur as a causal sequence.
  3. (archaic) (slang) To vomit.
cathode Tweet Definition of cathode Like Definition of cathode on Facebook
  1. the electrode of an electrochemical cell at which reduction occurs
  2. the negative terminal of an electrolytic cell
  3. the positive terminal of a galvanic cell
  4. the electron-emitting electrode of an electron tube
charge Tweet Definition of charge Like Definition of charge on Facebook
  1. Someone or something entrusted to one's care, i.e. a child to a babysitter.
  2. A load or burden.
    • 2005, w:Plato, Plato, Sophist. Translation by Lesley Brown. w:Stephanus pagination, 261a.
    • : we'll nail the sophist to it, if we can get him on that ;
      1. The amount of money levy, levied for a service.
      2. An instruction.
      3. An impetuous attack.
      4. An electric charge.
      5. (basketball) An offensive foul in which the player with the ball moves into a stationary defender.
      6. A measured amount of powder and/or shot in a firearm cartridge.
      7. (heraldry) An image displayed on an escutcheon
verb (charg, ing)
  1. To place a burden upon.
  2. To assign a duty to.
I'm charging you with cleaning up the kitchen.
  1. To formally accuse of a crime.
I'm charging you with grand theft auto.
  1. To assign a debit to an account.
Let's charge this to marketing.
  1. To pay using a credit card.
Can I charge this with my corporate card?
  1. To cause to take on an electric charge.
Rubbing amber with wool will charge it quickly.
  1. To move forward quickly and forcefully, particularly in combat, on horseback or both.
  2. (military) To attack by moving forward quickly in a group.
  3. (basketball) To commit a charging foul.
  4. (cricket) (of a batsman) To take a few steps doen the pitch towards the bowler as he delivers the ball, either to disrupt the length of the delivery, or to get into a better position to hit the ball.
  5. To ready a firearm for use
Charge your weapons, we're moving up
charger Tweet Definition of charger Like Definition of charger on Facebook
  1. A device that charges or recharges.
    Put the batteries in the overnight so we can use them tomorrow.
  2. A large horse trained for battle and used by the cavalry. They were of a lighter build than a destrier
    The knight rode a white .
  3. A large platter.
    The fancy restaurant used a white porcelain when serving.
  4. One who charges.
choke Tweet Definition of choke Like Definition of choke on Facebook
  1. A control on a carburetor to adjust the air/fuel mixture when the engine is cold.
  2. (sports): In wrestling, karate (etc.), a type of hold that can result in strangulation.
  3. A constriction at the muzzle end of a shotgun barrel which effects the spread of the shot.
verb (chok, ing)
  1. (intransitive): To be unable to breathe because of obstruction of the windpipe.
  2. (transitive): To prevent someone from breathing by strangling them.
  3. (intransitive): To perform badly at a crucial stage of a competition because one is nervous, especially when one is winning.
circuitry Tweet Definition of circuitry Like Definition of circuitry on Facebook
  1. electrical circuits considered as a group
  2. a specific system of such circuits in a particular device; the design of such a system
coax Tweet Definition of coax Like Definition of coax on Facebook
noun (wikipedia, coaxial cable)
  1. Short form of coaxial cable
verb (coaxes, coaxing, coaxed)
  1. (obsolete) to fondle, kid, pet, tease
  1. To wheedle, persuade (a person, organisation, animal etc.) gradually or by use of flattery to do something.
    He coaxed the horse gently into the trailer.
  2. To manipulate carefully into a particular situation or position.
    They coaxed the rope through the pipe.
coaxial cable Tweet Definition of coaxial cable Like Definition of coaxial cable on Facebook
  1. A transmission line, consisting of a conducting wire surrounded by an insulated spacer, surrounded by a cylindrical conducting sheath; used to carry high frequency signals such as TV.
cog Tweet Definition of cog Like Definition of cog on Facebook
  1. (historical) A ship of burden, or war with a round, bulky hull.
verb (cog, g, ed)
  1. to cheat at dice
  2. to cheat; to play or gamble fraudulently
collector Tweet Definition of collector Like Definition of collector on Facebook
  1. A person or thing which collects, or which creates or manages a collection.
He is an avid of nineteenth-century postage stamps.
That old piano is just a big dust .
  1. A person who is employed to collect payments.
She works for the government as a tax .
  1. (context, electronics) The amplified terminal on a bipolar junction transistor.
commutation Tweet Definition of commutation Like Definition of commutation on Facebook
  1. A passing from one state to another; change; alteration; mutation.
  2. The act of giving one thing for another; barter; exchange.
  3. The change of a penalty or punishment by the pardoning power of the State; as, the commutation of a sentence of death to banishment or imprisonment.
  4. A substitution, as of a less thing for a greater, esp. a substitution of one form of payment for another, or one payment for many, or a specific sum of money for conditional payments or allowances; as, commutation of tithes; commutation of fares; commutation of copyright; commutation of rations.
compound Tweet Definition of compound Like Definition of compound on Facebook
  1. an enclosure within which workers, prisoners, or soldiers are confined
  1. (intransitive) to come together
  2. (intransitive) to come to terms of agreement
  3. (transitive) to put together
  4. (transitive) to add to
  5. (context, transitive, law) to settle by agreeing on less than the claim
  1. composed of elements; not simple
conductance Tweet Definition of conductance Like Definition of conductance on Facebook
  1. (physics) a measure of the ability of a material to conduct electricity; the reciprocal of its resistance
conductivity Tweet Definition of conductivity Like Definition of conductivity on Facebook
  1. (physics) The ability of a material to conduct electricity, heat or sound.
  2. The reciprocal of resistivity.
(wikipedia, thermal conductivity)
(wikipedia, electrical conductivity)      
conductor Tweet Definition of conductor Like Definition of conductor on Facebook
  1. A person who conducts an orchestra, choir or other music ensemble.
  2. A person who takes tickets on public transportation
  1. Something which can transmit electricity, heat, light or sound.
conduit Tweet Definition of conduit Like Definition of conduit on Facebook
  1. A pipe or channel for conveying water etc.
  2. A duct or tube into which electrical cables may be pulled; a type of raceway.
  3. A means by which something is transmitted.
contact Tweet Definition of contact Like Definition of contact on Facebook
  1. The act of touching physically.
  2. The establishment of communication (with).
  3. (colloquial) A contact lens.
  4. (electrical) a device designed for repetitive connections.
Touch the to ground and read the number again.
  1. Someone with whom one is in communication.
The salesperson had a whole binder full of contacts for potential clients.
converter Tweet Definition of converter Like Definition of converter on Facebook
  1. A person or thing that converts.
cord Tweet Definition of cord Like Definition of cord on Facebook
noun (countable except where indicated; plural cords)
  1. A long, thin, flexible length of twisted strands of fibre/fiber, for example rope; (uncountable) such a length of twisted strands considered as a commodity.
The burglar tied up the householder with a cord.
He looped some cord around his fingers.
  1. A small flexible conductor assembly of insulated wires, "lamp" or "sweeper" cords.
  2. A unit of measurement used for firewood, equal to 128 cubic feet (4 x 4 x 8 feet).
  3. (in plural cords) See cords.
  4. A cross-section measurement of an aircraft's wing.
corona Tweet Definition of corona Like Definition of corona on Facebook
noun (plural: coronae or coronas)
  1. A crown or garland bestowed among the Romans as a reward for distinguished services.
  2. (star): The luminous plasma atmosphere of the Sun or other star, extending millions of kilometres into space, most easily seen during a total solar eclipse,
  3. (biology): Any crown-like appendage of a plant or animal.
  4. (electrical): a low energy discharge caused by ionization of a gas by an electric field quite common at conductor bends of 12kV or higher.
coulomb Tweet Definition of coulomb Like Definition of coulomb on Facebook
  1. In the International System of Units, the derived unit of electric charge; the amount of electric charge carried by a current of 1 ampere flowing for 1 second. Symbol: C
He is charged up with enough coulombs to make his hair stand on end.
Coulomb's law Tweet Definition of Coulomb Like Definition of Coulomb
proper noun 
  1. (physics) the fundamental law of electrostatics - the force between two point charges is proportional to the product of their charges, and inversely proportional to the square of the distance between them
coulometer Tweet Definition of coulometer Like Definition of coulometer on Facebook
  1. (physics),(chemistry) a device, used in coulometry, to determine the amount of substance released during electrolysis
current Tweet Definition of current Like Definition of current on Facebook
  1. The part of a fluid that moves continuously in a certain direction.
  2. The time rate of flow of electric charge.
    • Units:
      :SI: ampere (A)
      :CGS: esu/second (esu/s)
      1. A tendency or a course of events.
  1. existing or occurring at the moment
  1. generally accepted, used, practiced, or prevalent at the moment
bills and coins

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