photosensor

[ foh-tuh-sen-ser, -sawr ]

/ ˈfoʊ təˌsɛn sər, -sɔr /

noun

a photocell used to detect light.

Nearby words

photoscan, photosensitive, photosensitivity, photosensitization, photosensitize, photosensor, photoset, photosetting, photoshoot, photoshop, photosphere

Origin of photosensor

First recorded in 1960–65; photo- + sensor

Also called photodetector.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019