Sinonim lee 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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