Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: Lee De Forest
  1. United States electrical engineer who in 1907 patented the first triode vacuum tube, which made it possible to detect and amplify radio waves (1873-1961)
    - De Forest, Father of Radio

Type of: artificer, discoverer, electrical engineer, inventor

Encyclopedia: Lee De Forest