Photocathode

2 definitions found

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

  photocathode \pho`to*cath"ode\ (f[=o]`t[-o]*k[a^]th"[=o]d) n.
     A cathode that emits electrons when illuminated.
     [WordNet 1.5]

From WordNet (r) 2.0 [wn]:



  photocathode
       n : a cathode that emits electrons when illuminated