Wiktionary
n. A transducer that generates an electric current proportional to the light intensity
WordNet
n. a transducer used to detect and measure light and other radiations [syn: photoconductive cell, photocell, electric eye, magic eye]
Usage examples of "photoelectric cell".
Pardon me, Struthers, he said, breaking into the middle of a lecture on the photoelectric cell, havent you a section of the factory where only robot labor is employed?
It's a safe bet no Roamer could get his hands on a photoelectric cell and a storage battery.
The beam struck a photoelectric cell on the end of the warehouse, and this closed a relay, and an electrical apparatus operated to open the door.
We used a photoelectric cell to govern the iris setting, but you can control that to some extent.
I've wondered what happened to that spare photoelectric cell we had at the lab.
The gadget behind the typewriter is thought-sensitive, the way a photoelectric cell is light-sensitive.
To make darn sure that you're getting enough (your nose can't tell) you clip a little photoelectric cell to your ear and let it see the color of your blood.