one-way mirror

noun

: a piece of glass that is a mirror on one side but that can be seen through like a window from the other side

Examples of one-way mirror in a Sentence

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He was allowed to speak to Amanda alone in the interrogation room; investigators, however, were listening behind a one-way mirror. —

Tim Gorin, ABC News, 16 Feb. 2023

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“One-way mirror.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/one-way%20mirror. Accessed 22 Dec. 2024.

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