de forest
English Thesaurus
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) (noun.person)
| instance hypernym | : | electrical engineer, |
| definition | : | a person trained in practical applications of the theory of electricity (noun.person) |
| instance hypernym | : | artificer, discoverer, inventor, |
| definition | : | someone who is the first to think of or make something (noun.person) |
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