obscurationEtymologyFrom Latin obscūrātiō. By surface analysis, obscure + -ation.obscuration means the state of being obscured. Lexicurio rates it Rare gem — a strength score of 84 out of 100.nounThe state of being obscured.“Money is miraculous. What miraculous facilities has it yielded, will it yield us; but also what never-imagined confusions, obscurations has it brought in; down almost to total extinction of the moral-sense in large masses of mankind!”A unit of measurement used in particular for smoke detectors which respond to absorption of light by smoke, in percent absorption per unit length, e.g. % obs/ft, % obs/m.