| 单词 | electromagnetic |
| 释义 | electro- /i-lek-trō- or el-ik-tro-/combining formDenoting electric, electricity or electrolytic ORIGIN: Gr ēlektro, combining form of ēlektron (see electron) electroacousˈtics singular noun The technology of converting acoustic energy into electrical energy and vice versa electroacousˈtic adjective electro-acˈupuncture noun An acupuncture technique in which electrical currents, of frequencies and amplitudes varied according to the effects required, are passed between pairs of inserted acupuncture needles electroanalˈysis noun Separation by electrolysis electroanalytˈical adjective electrobiolˈogist noun electrobiolˈogy noun
electrocarˈdiogram noun A photographic record of the electrical variations that occur during contraction of the muscle of the heart electrocarˈdiograph noun A galvanometer used for making such records electrocardiographˈic adjective electrocardiogˈraphy noun The study of electric currents produced during muscular activity of the heart electrocementˈ noun Cement made in an electric furnace by adding lime to molten slag electrochemˈic or electrochemˈical adjective electrochemˈically adverb electrochemˈist noun electrochemˈistry noun The study of the relation between electricity and chemical change elecˈtroclash noun A style of early 21c electronic dance music influenced by punk rock and performance art electroconvulsˈive adjective Relating to treatment using electric shocks, as in electroconvulsive therapy elecˈtroculture noun The cultivation of plants under the stimulus of electricity elecˈtrocute transitive verb
electrocūˈtion noun elecˈtrōde noun (Gr hodos way) a conductor by which a current of electricity enters or leaves an electrolytic cell, gas-discharge tube or thermionic valve electrodeposiˈtion noun Deposition of a layer of metal by electrolysis electrodynamˈic adjective electrodynamˈics singular noun The study of electricity in motion, or of the interaction between different currents, or between currents and magnets electrodynamomˈeter noun An instrument for measuring electric currents by the attraction or repulsion between current-bearing coils electroencephˈalogram /-sefˈ or -kefˈ/ noun A record made by an electroencephˈalograph, an instrument for recording small electrical impulses produced by the brain electroencephalogˈraphy noun electroextracˈtion or electrowinnˈing noun The recovery of a metal from its salts by passing an electric current through a solution elecˈtrofish intransitive verb To fish using an electric current that stuns fish before they are caught elecˈtrofishing noun elecˈtroforming noun (electronics) Electrodeposition of copper on stainless steel formers to obtain complex waveguide components elecˈtrogen noun A molecule which emits electrons when it is illuminated electrogenˈesis noun The production of electricity, esp in living cells, etc electrogenˈic adjective
electrogildˈing noun Electroplating with gold elecˈtrograph noun A recording electrometer electrogˈraphy noun electrohydraulˈic adjective Using or worked by water and electricity (electrohydraulic forming shaping a piece of metal with a die by means of a shock wave in water set up by discharge of energy between immersed electrodes) electrokinetˈic adjective electrokinetˈics singular noun The branch of science that deals with the motion of bodies under the influence of an electric field electrolier /-lērˈ/ noun An electric-light fixture resembling a chandelier electrolˈogy noun
electroluminescˈence noun Luminescence produced by the application of an electric field to a dielectric phosphor electroluminescˈent adjective electrolyse transitive verb , etc see separate entry electromagˈnet noun A piece of soft iron, etc, made magnetic by a current of electricity passing through a coil of wire wound round it electromagnetˈic adjective (physics) Of or relating to an electromagnet or electromagnetism (electromagnetic interaction an interaction between charged elementary particles intermediate in strength between strong and weak interactions, completed in about 10−18s; electromagnetic spectrum the range of wavelengths of electromagnetic radiation; electromagnetic theory JC Maxwell's theory explaining light in terms of electromagnetic waves; electromagnetic unit any unit, such as the abampere or abvolt, in a centimetre-gram-second system of units based on the magnetic forces exerted by electric currents; electromagnetic wave a travelling disturbance in space produced by the acceleration of an electric charge, comprising an electric field and a magnetic field at right angles to each other, both moving at the same velocity in a direction normal to the plane of the two fields) electromagnetˈically adverb electromagˈnetism noun
electromechanˈical adjective
electromechanˈically adverb electromechanˈics singular noun The mechanics of the electric circuit elecˈtromer noun A substance showing electromerism electromerˈic adjective electromˈerism noun (chem) A form of tautomerism caused by a redistribution of electrons among the atoms of a molecule or group electrometallurˈgical adjective electrometˈallurgist (or /-alˈ/) noun electrometˈallurgy (or /-alˈ/) noun The industrial working of metals by means of electricity electromˈeter noun An instrument for measuring difference of electric potential electrometˈric or electrometˈrical adjective electrometˈrically adverb electromˈetry noun The science of electrical measurements electromōˈtive adjective Of or relating to the motion of electricity or the laws governing it (electromotive force difference of potential or the force generated by an electromagnetic wave, being the force of an electric current (also called electromōˈtance)) electromōˈtor noun A device for applying electricity as a motive power electromyˈogram noun A record made by an electromyograph electromyˈograph noun An instrument for recording voltages produced by muscular contraction electromyographˈic adjective electromyographˈically adverb electromyogˈraphy noun The study of electric currents set up in muscles by their functioning electronegˈative adjective
electronegativˈity noun
electronystagmogˈraphy noun (see nystagmus) the recording of eye movement by electronic means in medical diagnosis electro-opˈtic or electro-opˈtical adjective (electro-optical effect see Kerr effect) electro-opˈtics singular noun The study of the effects that an electric field has on light crossing it electro-osmōˈsis noun Movement of liquid under an applied electric field through a fine tube or membrane electro-osmotˈic adjective elecˈtrophile noun An electrophilic substance electrophilˈic adjective Having or involving an affinity for electrons (ie for negative charge), electron-seeking electrophorēˈsis noun (Gr phoreein to bear) the motion of charged particles through a fluid or gel under the influence of an electric field electrophoretic /-etˈik/ adjective Of or relating to electrophoresis electrophoretˈically adverb electrophˈorus noun An instrument for obtaining static electricity by means of induction electrophotographˈic adjective electrophotogˈraphy noun Photography by means of electric rather than chemical processes, as in xerography electrophysiologˈical adjective electrophysiologˈically adverb electrophysiolˈogist noun electrophysiolˈogy noun The study of electric phenomena of living organisms elecˈtroplate transitive verb To plate or cover, esp with silver, by electrolysis nounElectroplated articles elecˈtroplated adjective elecˈtroplater noun elecˈtroplating noun electropōˈlar adjective Having, as an electrical conductor, one end or surface positive and the other negative elecˈtro-pop noun another name for technopop (see under techno-) electroposˈitive adjective
electrorheologˈical adjective (physics) Of a fluid, having a form that changes depending on the strength of the electric field present elecˈtroscope noun An instrument for detecting the presence of electricity in a body and the nature of it electroscopˈic adjective elecˈtroshock noun An electric shock elecˈtrosmog or electronic smog noun Electromagnetic fields emitted by computers, mobile phones, etc, believed by some to be harmful to health elecˈtrosonde noun A sonde for measuring atmospheric electricity elecˈtrospinning noun A technique for transforming a polymer solution into nanoscale fibres by using an electrostatic force electrostatˈic adjective Of or relating to electricity at rest (electrostatic unit any unit, such as the statampere and statvolt, in a centimetre-gram-second system of units based on the forces of repulsion existing between static electric charges) electrostatˈically adverb electrostatˈics singular noun The branch of science concerned with electricity at rest electrotechˈnic or electrotechˈnical adjective electrotechˈnics singular noun (also electrotechnolˈogy) electric technology electrotherapeuˈtic or electrotherapeuˈtical adjective electrotherapeuˈtics singular noun (also electrotherˈapy) the branch of medicine in which electrotherapy is used electrotherˈapist noun electrotherˈapy noun The use of electrical currents or impulses to treat disease, ease pain, accelerate healing, restore muscle function, etc electrothermˈal or electrothermˈic adjective Of or relating to electricity and heat, or heat obtained electrically electrothermˈics singular noun electrothermˈy noun elecˈtrotint noun A printing block produced by drawing with varnish on a metal plate, and depositing metal electrically on the parts not covered electrotonˈic adjective electrotˈonus noun The state of a nerve subjected to a steady discharge of electricity elecˈtrotype transitive verb To make a copy of something by electrolytically coating a mould with copper noun
elecˈtrotyper noun A person who makes electrotypes electrotȳpˈic adjective elecˈtrotypist noun elecˈtrotȳpy noun electrovaˈlency or electrovaˈlence noun Union within a chemical compound achieved by transfer of electrons, the resulting ions being held together by electrostatic attraction (cf covalency) electrovaˈlent adjective electroweakˈ adjective Of or relating to a theory unifying electromagnetic and weak interactions between particles electrowinning noun see electroextraction above |
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