1. (n.) The quality or condition of being transparent; transparence.

2. (n.) That which is transparent; especially, a picture painted on thin cloth or glass, or impressed on porcelain, or the like, to be viewed by natural or artificial light, which shines through it.

Celluloid Lucite Perspex Photostat Plexiglas Telephoto Wirephoto Xerox Xerox copy aerial photograph aquamarine beryl black-and-white photograph blowup blueprint candid photograph carnelian cellophane chalcedony cheesecake chiffon chronophotograph chrysolite citrine clarity clear-cutness clearness coherence color photograph color print connectedness consistency contact printing crystal crystallinity cyanotype definition diamond diaphane diapositive directness distinctness emerald enlargement explicitness glossy gossamer heliochrome heliograph hologram hyaline lantern slide limpidity lucidity matte mica microcopy microprint montage moonstone morganite mug mug shot onionskin pellucidity perspicuity photo photobiography photochronograph photocopy photograph photogravure photomap photomicrograph photomontage photomural photostatic copy picture pinup plain English plain speech plain style plainness portrait positive print projection printing quartz semi-matte sheers shot simplicity slide snap snapshot still still photograph straightforwardness structure telephotograph tissue tissue paper transparent things transpicuity unadorned style unambiguousness unequivocalness unmistakableness veil voile water window