Definition of light wave in English:

light wave


  • An electromagnetic wave by which light travels through a medium or vacuum.

    ‘the white we see is actually a mixture of light waves of different wavelengths’
    • ‘The technology uses light waves to provide cross-sectional images of the retina.’
    • ‘The sun's light waves are categorized by their intensity.’
    • ‘He began to study the theory of light waves, in particular examining the theory of polarisation.’
    • ‘The light wave energy absorbed sets electrons in the atoms into vibrational motion.’
    • ‘During the course of the laser pulse, the electric field of the light wave oscillates about a dozen times.’