• (British) IPA: /ˈweɪvlɛŋ(k)θ/
  • (America) IPA: /ˈweɪvˌlɛŋ(k)θ/

wavelength (plural wavelengths)

  1. (physics) The length of a single cycle of a wave, as measured by the distance between one peak or trough of a wave and the next; it is often designated in physics as λ, and corresponds to the velocity of the wave divided by its frequency.
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