Examples from the Web for reflectivity
The melting of sea ice, which changes the reflectivity of the planet, is an example of that.
There was no alteration in sensation or in reflectivity, or in electrical excitability.
The metal mirror possessed 97 per cent of the reflectivity of the glass mirror.America's Munitions 1917-1918|Benedict Crowell
There is no contraction of the visual fields; reflectivity is normal; Babinski's sign is absent.