All Words Glossary

Glossary of Electricity Terms
beginning with letter E
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Earth Tweet Definition of Earth Like Definition of Earth on Facebook
proper noun
  1. The third planet in order from the Sun, upon which humans live; represented in astronomy and astrology by and ⊕.
eddy current Tweet Definition of eddy current Like Definition of eddy current on Facebook
noun
  1. (physics) an induced electric current formed within the body of a conductor when it moves through a nonuniform magnetic field; utilized in induction heating and in some braking and damping systems
elastance Tweet Definition of elastance Like Definition of elastance on Facebook
noun
  1. (physics) An electrical property that is the inverse of capacitance.
  2. (medicine) A measurement of the tendency of the lung, urinary bladder, gallbladder or other cavity to recoil inwards. Opposite of compliance.
electret Tweet Definition of electret Like Definition of electret on Facebook
noun
  1. (physics) a solid dielectric having a quasi-permanent charge; usually a metallized film; used in electroacoustic and electromechanical transducers and in air filters
electric Tweet Definition of electric Like Definition of electric on Facebook
noun
  1. (rare) An electric car.
  2. (archaic) A substance or object which can be electrified; an insulator or non-conductor, like amber or glass.
adjective
  1. Of, relating to, produced by, operated with, or utilising electricity; electrical.
  2. Of, or relating to an electronic version of a musical instrument that has an acoustic equivalent.
  3. Being emotionally thrilling; electrifying.
electrical Tweet Definition of electrical Like Definition of electrical on Facebook
adjective
  1. Related to electricity (or electronics)
electrical engineering Tweet Definition of electrical engineering Like Definition of electrical engineering on Facebook
noun
  1. A The branch of engineering that deals with the technology of electricity, especially the design and application of circuitry and equipment for power generation and distribution, machine control, and communications.
electric circuit Tweet Definition of electric circuit Like Definition of electric circuit on Facebook
noun
  1. A path, or an interconnected group of paths (at least one of which is closed), capable of carrying an electric current.
electric current Tweet Definition of electric current Like Definition of electric current on Facebook
noun
  1. (physics) the movement of electrons
    1. the flow of electricity through a conductor
electric field Tweet Definition of electric field Like Definition of electric field on Facebook
noun
  1. a region of space around a charged particle, or between two voltages; it exerts a force on charged objects in its vicinity
electrician Tweet Definition of electrician Like Definition of electrician on Facebook
noun
  1. A tradesman who installs and repairs electrical wiring and equipment
electricity Tweet Definition of electricity Like Definition of electricity on Facebook
noun
  1. A form of energy, caused by the behavior of electrons and protons, properly called "electrical energy".
    • 2000, James Meek, http://www.guardian.co.uk/renewable/Story/0,2763,363461,00.html Home-made answer to generating electricity harks back to the past, The Guardian
    • : Householders could one day be producing as much as all the country's nuclear power stations combined, thanks to the revolutionary application of a device developed in the early 19th century.
      1. A fundamental property of matter, appearing in negative and positive kinds.
    • 1646, Sir Thomas Browne, Pseudodoxia Epidemica, 1st edition, p. 51 (First known English usage)
    • : Again, The concretion of Ice will not endure a dry attrition without liquation; for if it be rubbed long with a cloth, it melteth. But quartz, Crystal will calefie unto ; that is, a power to attract strawes and light bodies, and rotate, convert versorium, the needle freely placed.
      1. The flow of charge carriers within a conductor, properly called "electric current".
      2. The charge carriers within a conductor, properly called "electric charge".
    • 1873, James Clerk Maxwell, s:A Treatise on Electricity and Magnetism/Part I/Chapter II, A Treatise on Electricity and Magnetism
    • : We may express all these results in a concise and consistent manner by describing an electrified body as charged with a certain quantity of , which we may denote by e.
      1. A class of physical phenomena, related to flows and interactions of electric charge
      2. A field of physical science and technology, concerned with the phenomena of electric charge
electric motor Tweet Definition of electric motor Like Definition of electric motor on Facebook
nounElectric motor
  1. A motor that converts electrical energy into kinetic energy.
electric potential Tweet Definition of electric potential Like Definition of electric potential on Facebook
noun
  1. the potential energy per unit charge at a point in a static electric field; voltage
electrify Tweet Definition of electrify Like Definition of electrify on Facebook
verb (electrif, i, ed)
  1. To communicate electricity to; to charge with electricity; as, to electrify a jar.
  2. To cause electricity to pass through; to affect by electricity; to give an electric shock to; as, to electrify a limb, or the body.
  3. To excite suddenly and violently, esp. by something highly delightful or inspiriting; to thrill; as, this patriotic sentiment electrified the audience.
  4. To become electric.
electrode Tweet Definition of electrode Like Definition of electrode on Facebook
noun
  1. the terminal through which electric current passes between metallic and nonmetallic parts of an electric circuit
  2. a collector or emitter of electric charge in a semiconducting device
electrodynamometer Tweet Definition of electrodynamometer Like Definition of electrodynamometer on Facebook
noun
  1. An instrument, having a fixed and a moveable coil, that measures the power flowing in an electric circuit; a wattmeter
electroluminescence Tweet Definition of electroluminescence Like Definition of electroluminescence on Facebook
noun
  1. (physics) the generation of light by the application of an alternating current to a semiconductor or phosphor, or by an electric discharge through a gas
electromagnet Tweet Definition of electromagnet Like Definition of electromagnet on Facebook
noun (electromagnets)
  1. A magnet which attracts metals only when electrically activated
electromagnetic Tweet Definition of electromagnetic Like Definition of electromagnetic on Facebook
adjective
  1. pertaining to electromagnetism
electromagnetic induction Tweet Definition of electromagnetic induction Like Definition of electromagnetic induction on Facebook
noun
  1. the production of an electrical potential difference in a conductor situated in a changing magnetic flux
electromagnetic spectrum Tweet Definition of electromagnetic spectrum Like Definition of electromagnetic spectrum on Facebook
noun
  1. The entire range of wavelengths of all known electromagnetic radiations extending from gamma rays through visible light, infrared, and radio waves, to X Rays. It is divided into 26 alphabetically designated bands, having frequencies of 0 to at least 1023 hertz.
electromagnetism Tweet Definition of electromagnetism Like Definition of electromagnetism on Facebook
noun
  1. A unified fundamental force that combines the aspects of electricity and magnetism and is one of the four fundamental forces. (technically it can be unified with weak nuclear to form electroweak) Its gauge boson is the photon.
electromechanical Tweet Definition of electromechanical Like Definition of electromechanical on Facebook
adjective
  1. Related to electricity (or electronics) and mechanics
electrometer Tweet Definition of electrometer Like Definition of electrometer on Facebook
noun
  1. A device used to detect and measure static electricity; an electroscope
  2. A precision voltmeter that draws almose no current from the circuit
electromotive Tweet Definition of electromotive Like Definition of electromotive on Facebook
adjective
  1. (physics) of, relating to, or producing the movement of electrons (an electric current)
electromotive force Tweet Definition of electromotive force Like Definition of electromotive force on Facebook
noun (abbreviated as EMF)
  1. (physics) the energy (NOT force) per unit electric charge in a circuit; measured in volts
electron Tweet Definition of electron Like Definition of electron on Facebook
noun
  1. (particles) The subatomic particle having a negative charge and orbiting the nucleus; the flow of electrons in a conductor constitutes electricity.
  2. (context, chemistry, obsolete) An alloy of magnesium and aluminum.
electroscope Tweet Definition of electroscope Like Definition of electroscope on Facebook
noun
  1. (physics) a simple device that detects the presence of an electric charge by the mutual repulsion of metal foils or pith balls
electrostatic Tweet Definition of electrostatic Like Definition of electrostatic on Facebook
adjective
  1. (physics) of, relating to, or produced by electrostatics or static electricity
element Tweet Definition of element Like Definition of element on Facebook
noun
  1. (chemistry) Any one of the simplest chemical substances that cannot be decomposed in a chemical reaction or by any chemical means and made up of atoms all having the same number of protons.
  2. One of the four basic building blocks of matter in theories of ancient philosophers and alchemists: water, earth, fire, and air.
  3. Something small.
an of doubt
  1. A place or state of being that an individual or object is better suited towards.
be in one's own
  1. A required aspect or component of a cause of action. A deed is regarded a violation of law only if each element can be proved.
  2. (set theory) One of the objects in a set.
  3. A group of people within a larger group having a particular common characteristic.
You sometimes find the hooligan at football matches.
  1. A short form of heating element, a component in electrical equipment, often in the form of a coil, having a high resistance, thereby generating heat when a current is passed through it.
The in this electric kettle can heat the water in under a minute.
Em Tweet Definition of Em Like Definition of Em on Facebook
proper noun
  1. Shortening of the given name Emily.
Auntie , Auntie ...
abbreviation
  1. exametre, exameter
EMF Tweet Definition of EMF Like Definition of EMF on Facebook
initialism
  1. (physics) electromotive force
equalizer Tweet Definition of equalizer Like Definition of equalizer on Facebook
noun
  1. One who makes equal; a balancer.
  2. A goal that equalizes the score.
exciter Tweet Definition of exciter Like Definition of exciter on Facebook
noun
  1. A person who excites
  2. The electronic oscillator that generates the carrier signal for a transmitter
extension cord Tweet Definition of extension cord Like Definition of extension cord on Facebook
noun
  1. An electrical cord with a plug one end, and a single socket or a multi-port socket at the other end, used for powering one or more devices at a distance, too far from the wall outlet to be reached by the normal cords of the device or devices. (slang: trip cord).

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