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wave theory

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noun
  1. Also called undulatory theory. Physics. the theory that light is transmitted as a wave, similar to oscillations in magnetic and electric fields.Compare corpuscular theory.
  2. Historical Linguistics. a theory that accounts for shared features among languages or dialects by identifying these features as innovations that spread from their points of origin to the speech of contiguous areas.

Origin of wave theory

First recorded in 1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for wave theory

Historical Examples

  • Miss Nightingale, however, did not allow herself to be tempted into inactivity by this wave-theory.

    The Life of Florence Nightingale vol. 2 of 2

    Edward Tyas Cook

  • Kepler's laws were the result of indefatigable guessing, and so, in a somewhat different sense, was the wave-theory of light.


British Dictionary definitions for wave theory

wave theory

noun
  1. the theory proposed by Huygens that light is transmitted by waves
  2. any theory that light or other radiation is transmitted as wavesSee electromagnetic wave
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