English > electromagnetic spectrum: 1 sense > noun 1, phenomenon| Meaning | The entire frequency range of electromagnetic waves. |
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| Parts | actinic radiation, actinic ray | electromagnetic radiation that can produce photochemical reactions |
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| extremely high frequency, EHF | 30 to 300 gigahertz |
| extremely low frequency, ELF | Below 3 kilohertz |
| gamma radiation, gamma ray | electromagnetic radiation emitted during radioactive decay and having an extremely short wavelength |
| high frequency, HF | 3 to 30 megahertz |
| infrared spectrum | The spectrum of infrared radiation |
| light, visible light, visible radiation | (physics) electromagnetic radiation that can produce a visual sensation |
| line | A single frequency (or very narrow band) of radiation in a spectrum |
| low frequency, LF | 30 to 300 kilohertz |
| medium frequency, MF | 300 to 3000 kilohertz |
| microwave | A short electromagnetic wave (longer than infrared but shorter than radio waves) |
| microwave spectrum | The part of the electromagnetic spectrum corresponding to microwaves |
| radio frequency | An electromagnetic wave frequency between audio and infrared |
| radio spectrum, radio-frequency spectrum | The entire spectrum of electromagnetic frequencies used for communications |
| superhigh frequency, SHF | 3 to 30 gigahertz |
| ultrahigh frequency, UHF | 300 to 3000 megahertz |
| ultraviolet spectrum | The spectrum of ultraviolet radiation |
| very high frequency, VHF | 30 to 300 megahertz |
| very low frequency, VLF | 3 to 30 kilohertz |
| visible spectrum, color spectrum | The distribution of colors produced when light is dispersed by a prism |
| Broader | spectrum | An ordered array of the components of an emission or wave |
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| Spanish | espectro electromagnético, espectro eletromagnético |
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