Word Study
visibleness
WORDNET DICTIONARY
Noun visibleness has 1 sense
- visibleness(n = noun.attribute) visibility - quality or fact or degree of being visible; perceptible by the eye or obvious to the eye; "low visibility caused by fog" has particulars: conspicuousness, visual range
is a kind of perceptibility
Derived forms adjective visible2, adjective visible1
For further exploring for "visibleness" in Webster Dictionary Online