noun
: the number of waves per centimeter of light of a given wavelength : the reciprocal of the wavelength
spectroscopists frequently specify a wave by the wave number — R.E.Lapp & H.L.Andrews
noun
: the number of waves per centimeter of light of a given wavelength : the reciprocal of the wavelength
spectroscopists frequently specify a wave by the wave number — R.E.Lapp & H.L.Andrews
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012