| 
WordNet-OnlineFree dictionary and thesaurus of English. Definitions, synonyms, antonyms and more...
 Hint: double-click any word to get it searched!
  
 
            
         
Noun orthicon has 1 sense
orthicon, image orthicon - a now obsolete picture pickup tube in a television camera; electrons emitted from a photoemissive surface in proportion to the intensity of the incident light are focused onto the target causing secondary emission of electrons--1 is a kind of television-camera tube, television pickup tube
 
 |