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Spectrum (disambiguation)
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A spectrum is a condition or value that is not limited to a specific set of values but can vary infinitely within a continuum.
Spectrum may refer more specifically to:
- In physical sciences
- The electromagnetic spectrum
- The spectral class of asteroids
- The visible spectrum or optical spectrum, a subset of the electromagnetic spectrum
- An emission spectrum observed in light
- An absorption spectrum observed in light
- The spectral class of stars in Stellar classification
- The timbre (spectrum of sound energy) of a musical note
- The energy spectrum of a collection of particles (particle physics)
- The frequency spectrum of a signal
- The power spectrum of a signal
- The spectrum of activity of a chemical
- Proper nouns
- The ZX Spectrum, an early British home computer
- IEEE Spectrum, a magazine
- Spectrum (magazine), published by the Seventh-day Adventist Church
- Spectrum Value Partners, a management consulting firm
- Spectrum (band), an Australian group of the 1970s led by Mike Rudd
- Spectrum, a band headed by Peter Kember
- The Smith Spectrum, a sports arena in Logan, Utah, U.S.A.
- The Wachovia Spectrum, formerly The Spectrum, a sports arena in Philadelphia, Pennsylvania, U.S.A.
- Guildford Spectrum, a leisure complex in Guildford, England
- Spectrum London, UK, an art gallery
- The Gaylactic Spectrum Awards or Spectrums, a literary award
- Spectrum (album), debut album of fusion drummer, Billy Cobham
- In social and medical sciences
- The economic spectrum
- The political spectrum of opinion
- A spectrum disorder, in psychiatry
- In mathematics
- The spectrum of a matrix, in linear algebra
- The spectrum of an operator, in functional analysis (a generalisation of the spectrum of a matrix)
- The spectrum of a ring, in commutative algebra
- The spectrum of a C*-algebra
- A spectrum (homotopy theory)
- The Stone space of Boolean algebra
- The spectrum of a theory, in mathematical logic