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An instrument used to detect the presence, sign, and in some configurations the magnitude of an electric charge by the mutual attraction or repulsion of metal foils or pith balls.

e·lec′tro·scop′ic (-skŏp′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(General Physics) an apparatus for detecting an electric charge, typically consisting of a rod holding two gold foils that separate when a charge is applied
electroscopic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ɪˈlɛk trəˌskoʊp)

a device for detecting the presence and determining the sign of electric charges by means of electrostatic attraction and repulsion, often between two pieces of gold leaf enclosed in a glass-walled chamber.
e•lec`tro•scop′ic (-ˈskɒp ɪk) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.electroscope - measuring instrument that detects electric chargeelectroscope - measuring instrument that detects electric charge; two gold leaves diverge owing to repulsion of charges with like sign
measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


nElektroskop nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007


[ɪˈlɛktrəʊˌskəʊp] nelettroscopio
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
While students needed to build an electroscope in one activity, another involved rubbing a ruler on cloth and then running it through paper punches from a hole punch to observe the change in static electric charge.
The set included an electroscope to measure the radioactivity of the samples provided, but a warning stated that "users should not take ore samples out of their jars." You might expect a toy bringing literal radioactivity into the home would sell like (extreeeeeemely) hotcakes, but this one fizzled in the marketplace.
As well as magnets and compasses and a magnetometer to measure the Earth's magnetic field, we had Geiger counters and an electroscope to measure cosmic rays.
ELECTROSCOPES IN SPACE: What is an electroscope and can one be made in micro-gravity?
the electroscope, the ionization chamber, and the counting tube."
In 1912 in Austria, Victor Hess was the first to identify this radiation when he found his electroscope discharging more rapidly as he ascended in a balloon.
ECI 9,127 8,054 (formerly Electroscope) 2007 '05 Net Rank Company % Growth Income (000's) 1 Qwest Communications 0.14% $593,000 International Inc.
2050 describes a fleet of ultra-fast aluminum ships; and Bellamy broadens his description of the "electroscope" (similar to a close-circuit camera display) in Equality to allow West quickly to view both nearby school children and distant cities.
The Parade Sunday supplement had instructions for making an electroscope radiation meter.
(68) However, when it came to explaining Gilbert's significance to contemporary audiences, such as in illustrated lectures, Thompson did not hesitate to employ current terms, freely equating the untranslated term "versorium" (a swinging needle), for example, with the modern electroscope. (69)
Safety videos are shown in the first area of the bus but the second is filled with interactive displays, including a hand-wind generator, an arc generator, a plasma ball and an electroscope.