Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
discoverer | Yes | No | No | No |
Lee De Forest | Yes | No | No | No |
discoverer (noun) | Lee De Forest (noun) |
---|---|
someone who is the first to observe something | 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) |
someone who is the first to think of or make something |