Definition of De Forest, Lee in English:

De Forest, Lee

Pronunciation: /də ˈfôrəst//ˈfär-/

proper noun

  • (1873–1961), US physicist and electrical engineer. He designed a triode valve that was crucial to the development of radio communication, television, and computers. De Forest successfully transmitted a live broadcast in 1910.

Pronunciation:

De Forest, Lee

/də ˈfôrəst//ˈfär-/