2 Noun 0 Verb 0 Adj. 0 Adv.
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ENelectroscopeNoun
EN
Measuring instrument that detects electric charge; two gold leaves diverge owing to repulsion of charges with like sign
bn:00030280n Concept
EN
The telectroscope was the first conceptual model of a television or videophone system.
telectroscope
bn:03663999n Concept