Wimshurst machine

noun

An electrostatic generator with two large contra-rotating discs mounted in a vertical plane, two crossed bars with metallic brushes, and a spark gap formed by two metal spheres.

Similar
electrostatic generatorelectrostatic machineVan de Graaff generator

Meanings

nounWimshurst machine (plural Wimshurst machines)

plural Wimshurst machines

  1. An electrostatic generator with two large contra-rotating discs mounted in a vertical plane, two crossed bars with metallic brushes, and a spark gap formed by two metal spheres.

Synonyms & antonyms

nounelectrical device that produces a high voltage by building up a charge of static electricity

Similar
electrostatic generatorelectrostatic machineVan de Graaff generator
Broader
electrical device

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

Developed between 1880 and 1883 by British inventor James Wimshurst (1832–1903).

Full word history & related roots →
Cite this entry
APA

Wimshurst machine. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Wimshurst%20machine

MLA

“Wimshurst machine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Wimshurst%20machine. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Wimshurst machine,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Wimshurst%20machine.

Source: Wimshurst machine on Wiktionary, CC BY-SA 4.0.