electromagnetic wave
English Thesaurus
1. radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge (noun.phenomenon)
| hypernym | : | radiation, |
| definition | : | energy that is radiated or transmitted in the form of rays or waves or particles (noun.phenomenon) |
| hyponym | : | beam, electron beam, ray, |
| definition | : | a group of nearly parallel lines of electromagnetic radiation (noun.phenomenon) |
| hyponym | : | black-body radiation, blackbody radiation, |
| definition | : | the electromagnetic radiation that would be radiated from an ideal black body; the distribution of energy in the radiated spectrum of a black body depends only on temperature and is determined by Planck's radiation law (noun.phenomenon) |
| hyponym | : | hertzian wave, |
| definition | : | an electromagnetic wave generated by oscillations in an electric circuit (noun.phenomenon) |
| hyponym | : | gamma radiation, gamma ray, |
| definition | : | electromagnetic radiation emitted during radioactive decay and having an extremely short wavelength (noun.phenomenon) |
| hyponym | : | line, |
| definition | : | a single frequency (or very narrow band) of radiation in a spectrum (noun.phenomenon) |
| hyponym | : | microwave, |
| definition | : | a short electromagnetic wave (longer than infrared but shorter than radio waves); used for radar and microwave ovens and for transmitting telephone, facsimile, video and data (noun.phenomenon) |
| hyponym | : | roentgen ray, x ray, x-radiation, x-ray, |
| definition | : | electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target (noun.phenomenon) |
| part holonym | : | photon, |
| definition | : | a quantum of electromagnetic radiation; an elementary particle that is its own antiparticle (noun.object) |
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