Perceptibility
Pronunciation : Per*cep`ti*bil"i*ty
Part of Speech : n.
Etymology : [Cf. F. perceptibilit?.]
Definition : 1. The quality or state of being perceptible; as, the perceptibility of light or color.
2. Perception. [R.] Dr. H. More.
Source : Webster's Unabridged Dictionary, 1913