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monoscope

noun
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mono·​scope

Definition of monoscope

: a cathode-ray tube designed to produce for test purposes a video signal of a stationary pattern which has been printed in black foil ink on the aluminum-coated signal plate and sealed in the tube

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History and Etymology for monoscope

mon- + -scope

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“Monoscope.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monoscope. Accessed 15 Apr. 2021.

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