Dictionary   FastHealth  Email This!

 


vacuum tube

n :  an electronic device in which conduction by electrons takes place through a vacuum within a sealed glass or metal container and which has various uses based on the controlled flow of electrons .
 
 

 
Published under license with Merriam-Webster, Incorporated.  © 1997-2004.







               



               



FastHealth Corporation (Tuscaloosa, Alabama - Tuscaloosa County)