HyperDic: electromagnetic_spectrum

English > 1 sense of the expression electromagnetic spectrum:
NOUNphenomenonelectromagnetic spectrumthe entire frequency range of electromagnetic waves
English > electromagnetic spectrum: 1 sense > noun 1, phenomenon
MeaningThe entire frequency range of electromagnetic waves.
Partsactinic radiation, actinic rayelectromagnetic radiation that can produce photochemical reactions
extremely high frequency, EHF30 to 300 gigahertz
extremely low frequency, ELFBelow 3 kilohertz
gamma radiation, gamma rayelectromagnetic radiation emitted during radioactive decay and having an extremely short wavelength
high frequency, HF3 to 30 megahertz
infrared spectrumThe spectrum of infrared radiation
light, visible light, visible radiation(physics) electromagnetic radiation that can produce a visual sensation
lineA single frequency (or very narrow band) of radiation in a spectrum
low frequency, LF30 to 300 kilohertz
medium frequency, MF300 to 3000 kilohertz
microwaveA short electromagnetic wave (longer than infrared but shorter than radio waves)
microwave spectrumThe part of the electromagnetic spectrum corresponding to microwaves
radio frequencyAn electromagnetic wave frequency between audio and infrared
radio spectrum, radio-frequency spectrumThe entire spectrum of electromagnetic frequencies used for communications
superhigh frequency, SHF3 to 30 gigahertz
ultrahigh frequency, UHF300 to 3000 megahertz
ultraviolet spectrumThe spectrum of ultraviolet radiation
very high frequency, VHF30 to 300 megahertz
very low frequency, VLF3 to 30 kilohertz
visible spectrum, color spectrumThe distribution of colors produced when light is dispersed by a prism
BroaderspectrumAn ordered array of the components of an emission or wave
Spanishespectro electromagnético, espectro eletromagnético

©2001-21 · HyperDic hyper-dictionary · Contact

English | Spanish | Catalan
Privacy | Robots

Valid XHTML 1.0 Strict