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wave theory

American  

noun

  1. Also called undulatory theoryPhysics. the theory that light is transmitted as a wave, similar to oscillations in magnetic and electric fields.

  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.


wave theory British  

noun

  1. the theory proposed by Huygens that light is transmitted by waves

  2. any theory that light or other radiation is transmitted as waves See 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

Etymology

Origin of wave theory

First recorded in 1825–35

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The effect is of a droplet that appears to walk along a rippled surface in patterns that turn out to be in line with de Broglie's pilot wave theory.

From Science Daily Dec. 12, 2023

Isaac Newton concluded that light consists of particles in 1672; Christiaan Huygens developed his wave theory of light six years later.

From Scientific American Jul. 27, 2023

Aether: a medium that in the wave theory of light permeates all space and transmits transverse waves.

From New York Times Jan. 19, 2018

The events after the Paris attacks suggest the wave theory over the pied piper theory.

From Salon Dec. 8, 2015

But according to the wave theory of light, there is another way to get high-energy light: make it brighter.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

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