dielectric substance

См. также в других словарях:

• dielectric — dielectrically, adv. /duy i lek trik/, Elect. n. 1. a nonconducting substance; insulator. 2. a substance in which an electric field can be maintained with a minimum loss of power. adj. 3. of or pertaining to a dielectric substance. [1830 40; DI 3 …   Universalium

• dielectric — di•e•lec•tric [[t]ˌdaɪ ɪˈlɛk trɪk[/t]] n. 1) elm a nonconductor of electricity; insulator 2) elm a substance in which an electric field can be maintained with a minimum loss of power 3) elm of or pertaining to a dielectric substance • Etymology:… …   From formal English to slang

• dielectric — di·e·lec·tric || ‚daɪɪ lektrɪk n. insulator, material that does not conduct electricity adj. of or pertaining to a dielectric substance, of or pertaining to a material that does not conduct electricity …   English contemporary dictionary

• dielectric — /daɪəˈlɛktrɪk/ (say duyuh lektrik) Electricity –adjective 1. non conducting. 2. conveying electric effects otherwise than by conduction, as a medium through which electricity acts in the process of induction. –noun 3. a dielectric substance;… …  

• Dielectric — Di e*lec tric, n. [Pref. dia + electric.] (Elec.) Any substance or medium that transmits the electric force by a process different from conduction, as in the phenomena of induction; a nonconductor, separating a body electrified by induction, from …   The Collaborative International Dictionary of English

• dielectric heating — noun heating of an insulator by a high frequency electric field • Hypernyms: ↑electrical phenomenon * * * noun : the rapid and uniform heating throughout a nonconducting material by means of a high frequency electromagnetic field, the heat… …   Useful english dictionary

• Dielectric — A dielectric is an electrical insulator that can be polarized by an applied electric field. When a dielectric is placed in an electric field, electric charges do not flow through the material, as in a conductor, but only slightly shift from their …   Wikipedia

• Dielectric strength — In physics, the term dielectric strength has the following meanings: Of an insulating material, the maximum electric field strength that it can withstand intrinsically without breaking down, i.e., without experiencing failure of its insulating… …   Wikipedia

• Dielectric dispersion — In physics, dielectric dispersion is the dependence of the permittivity of a dielectric material on the frequency of an applied electric field. Because there is always a lag between changes in polarization and changes in an electric field, the… …   Wikipedia

• dielectric heating — Elect. the heating of a nonconducting substance caused by dielectric loss when the material is placed in a variable electric field. [1940 45] * * * ▪ physics also called  Capacitance Heating,         method by which the temperature of an… …   Universalium

• dielectric — di·elec·tric .dī i lek trik n a nonconductor of direct electric current dielectric adj * * * di·elec·tric (di″ə lekґtrik) 1. transmitting electric effects by induction, but not by conduction. 2. an insulating substance that transmits… …   Medical dictionary