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Definition of photodiode
: a photoelectric semiconductor device for detecting and often measuring radiant energy (such as light)
From the M-W Editors
Recent Examples of photodiode from the Web
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Supplemental power to increase the device’s range comes from photodiodes, essentially tiny solar panels.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'photodiode.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of photodiode
1945
Learn More about photodiode
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Britannica.com: Encyclopedia article about photodiode
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