n. a positive image, graphic, or text on a clear base the state of enabling public scrutiny of an institution by ensuring access to information, particularly through the availability of records


In reference to the first sense, a transparency is typically designed to be viewed by transmitted light, such as by using a slide projector or an overhead projector. However, a transparency can also be a sheet that is laid over another graphical form, such as a map, to add an additional layer of information.