Photocell

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  photocell \pho"to*cell`\ (f[=o]"t[-o]*s[e^]l`) n.
     An electrical device which changes voltage or resistance upon
     exposure to light, used to detect and measure light and other
     radiations.
  
     Syn: photoelectric cell, electric eye.


          [WordNet 1.5]

From WordNet (r) 2.0 [wn]:

  photocell
       n : a transducer used to detect and measure light and other
           radiations [syn: {photoelectric cell}, {photoconductive
           cell}, {electric eye}, {magic eye}]