DICT.TW Dictionary Taiwan
18.209.66.87

Search for:
[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

2 definitions found

From: Webster's Revised Unabridged Dictionary (1913)

 Cath·ode n.  Physics The part of a voltaic battery by which the electric current leaves substances through which it passes, or the surface at which the electric current passes out of the electrolyte; the negative pole; -- opposed to anode.
 Cathode ray Phys., a kind of ray generated at the cathode in a vacuum tube, by the electrical discharge.
 

From: WordNet (r) 2.0

 cathode ray
      n : a beam of electrons emitted by the cathode of an electrical
          discharge tube