| NOUN | person | Lee De Forest, De Forest, Father of Radio | 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) |
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| Meaning | 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). | |
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| Synonyms | De Forest, Father of Radio | |
| Instance of | electrical engineer | A person trained in practical applications of the theory of electricity |
| inventor, discoverer, artificer | someone who is the first to think of or make something | |
| Spanish | Lee De Forest | |
| Catalan | Lee De Forest | |
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