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continuous spectrum

American  

noun

Physics.
  1. a spectrum apparently having all wavelengths over a comparatively wide range, usually characteristic of solids and other substances at high temperatures.


continuous spectrum British  

noun

  1. a spectrum that contains or appears to contain all wavelengths but not spectrum lines over a wide portion of its range. The emission spectrum of incandescent solids is continuous; bremsstrahlung spectra consisting of a large number of lines may appear continuous

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of continuous spectrum

First recorded in 1900–05

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Example Sentences

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See Examples For:

His current best theory is that it’s generated by quantum processes, suggesting that awareness exists on a continuous spectrum across all matter rather than remaining the exclusive domain of mammalian brains.

From Los Angeles Times Jun. 5, 2026

Instead of a continuous spectrum like sunlight, which spreads smoothly across all colors, the Crab Pulsar produces distinct, separated bands.

From Science Daily Mar. 28, 2026

In both instruments, each pixel is a continuous spectrum of colours which enables the researchers to produce the true colours of both planets.

From BBC Jan. 5, 2024

In both instruments, each pixel is a continuous spectrum of colours.

From Science Daily Jan. 4, 2024

It is this which yields the continuous spectrum, free from dark lines.

From Scientific American Supplement, No. 648, June 2, 1888. by Various

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