photodiode

[ foh-toh-dahy-ohd ]

noun

, Electronics.

1. a photosensitive semiconductor diode.

photodiode

/ ˌfəʊtəʊˈdaɪəʊd /

noun

1. a semiconductor diode, the conductivity of which is controlled by incident illumination

photodiode

/ fō′tō-dī′ōd′ /

1. A diode that exhibits sensitivity to light, either by varying its electrical resistance like a photoresistor, or generating a electric potential in the manner of a photoelectric cell.
2. See more at photoelectric

Word History and Origins

Origin of photodiode¹

First recorded in 1940–45; photo- + diode

Example Sentences

Omnivision used proprietary technology that they have developed to embed the photodiode deeper into silicon, which enabled them to develop the world’s smallest pixel.

From Singularity Hub