(n.) The deflection and decomposition of light in passing by the edges of opaque bodies or through narrow slits, causing the appearance of parallel bands or fringes of prismatic colors, as by the action of a grating of fine lines or bars.

amplitude antinode attenuation broadcast broadcasting circumfusion crest de Broglie wave deflection deflexure diffusion dilution dispensation dispersal dispersion dissemination dissipation distortion distribution divergence electromagnetic radiation electromagnetic wave evaporation expansion flection flexure fragmentation frequency frequency band frequency spectrum guided wave in phase interference light longitudinal wave mechanical wave node out of phase peppering period periodic wave propagation publication radiation radio wave ray refraction reinforcement resonance resonance frequency scatter scattering scatterment seismic wave shock wave shotgun pattern skewness sound wave sowing spattering splay spread spreading sprinkling strewing surface wave tidal wave torsion transverse wave trough volatilization wave wave equation wave motion wave number wavelength