What is another word for two-way mirror?
Pronunciation: [tˈuːwˈe͡ɪ mˈɪɹə] (IPA) 
A two-way mirror, also known as a one-way mirror, is a semi-transparent piece of glass that allows one side to be seen more clearly than the other. However, there are a number of synonyms for this term. Some of these include "transparent mirror", "two-sided mirror", "half-mirrored glass", or "reflective glass". In addition, some may refer to it as "see-through glass", "semi-reflection mirror", or "privacy glass". Regardless of its name, this unique type of glass is commonly used in a variety of settings, from police interrogation rooms to scientific observation labs to retail security systems.
