noun The process or condition of becoming nebulous, vague, or ill-defined; obscuration of the boundaries or meaning of something.
We happened to start speaking of the general present-day nebulation of the notion of "sin," of its confusion with the much more carnally colored idea of "crime," — Vladimir Nabokov, Pale Fire
noun This term needs a definition. Please help out and add a definition, then remove the text {{rfdef}}.