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Definitions of refraction:
  • noun:   the change in direction of a propagating wave (light or sound) when passing from one medium to another
  • noun:   the amount by which a propagating wave is bent



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Alternative Terms
index-of-refraction total-internal-reflection diffraction wave mirage electromagnetic-radiation density reflection lens image prism spectrum light refraction-metallurgy speed medium-optics sound optics refractive-index phase-velocity frequency ray glass invention refracting-telescope refraction-ripple-tank-jpg ripple-tank spearfishing ocean-surface-wave surface-normal rainbow-california triangular-prism pulse-dispersion optical-phenomenon-2 fata-morgana-mirage refraction-jpg acrylic-glass snell-s-law-2 metamaterial total-refraction medicine ophthalmology optometry phoropter refractive-error corrective-lenses optical-power focal-length underwater-acoustics acoustics upper-atmosphere highway noise-barrier meteorology list-of-refractive-indices angle-of-reflection willebrord-snellius huygens-fresnel-principle-3 birefringence united-states-navy dioptric subrefraction refractometer dioptometer refractivity-electromagnetism transition-radiation-detector catadioptric mock-fog ordinary-index reduced-distance refracted-ray shade-error single-refraction