HyperDic: spectrum

English > 2 senses of the word *spectrum*:
NOUN	phenomenon	spectrum	an ordered array of the components of an emission or wave
NOUN	attribute	spectrum	a broad range of related objects or values or qualities or ideas or activities

spectrum > pronunciation
Sounds	speh'ktrahm
Rhymes	abolitionism ... zirconium: 557 rhymes with ahm...

English > *spectrum*: 2 senses > noun 1, phenomenon
Meaning	An ordered array of the components of an emission or wave.
Parts	spectrum line	An isolated component of a spectrum formed by radiation at a uniform frequency
Narrower	absorption spectrum	The spectrum of electromagnetic radiation that has passed through a medium that absorbed radiation of certain wavelengths
	action spectrum	The efficiency with which electromagnetic radiation produces a photochemical reaction plotted as a function of the wavelength of the radiation
	atomic spectrum	(physics) a spectrum of radiation caused by electron transitions within an atom
	electromagnetic spectrum	The entire frequency range of electromagnetic waves
	emission spectrum	Spectrum of electromagnetic radiation emitted by a self-luminous source
	infrared spectrum	The spectrum of infrared radiation
	line spectrum	A spectrum in which energy is concentrated at particular wavelengths
	mass spectrum	A distribution of ions as shown by a mass spectrograph or a mass spectrometer
	microwave spectrum	The part of the electromagnetic spectrum corresponding to microwaves
	radio spectrum, radio-frequency spectrum	The entire spectrum of electromagnetic frequencies used for communications
	sound spectrum, acoustic spectrum	The distribution of energy as a function of frequency for a particular sound source
	ultraviolet spectrum	The spectrum of ultraviolet radiation
	visible spectrum, color spectrum	The distribution of colors produced when light is dispersed by a prism
Broader	array	An orderly arrangement
Spanish	espectro
Catalan	espectre
Adjectives	spectral	of or relating to a spectrum

English > *spectrum*: 2 senses > noun 2, attribute
Meaning	A broad range of related objects or values or qualities or ideas or activities.
Broader	scope, range, reach, orbit, compass, ambit	An area in which something acts or operates or has power or control
Spanish	espectro
Adjectives	spectral	of or relating to a spectrum

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