jansky

J8A1N1S1K5Y4

noun

A non-SI unit (symbol Jy) measuring electromagnetic flux density equal to 10⁻²⁶ watts per square meter per hertz.

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Meanings

jansky1

nounjansky (plural janskys or janskies)

plural janskys · plural janskies

  1. A non-SI unit (symbol Jy) measuring electromagnetic flux density equal to 10⁻²⁶ watts per square meter per hertz.

Jansky2

proper nounJansky (plural Janskys)

plural Janskys

  1. A surname.

Origin

Named after radio astronomer Karl Guthe Jansky.

Full word history & related roots →
Cite this entry
APA

jansky. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/jansky

MLA

“jansky.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/jansky. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “jansky,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/jansky.

Source: jansky on Wiktionary, CC BY-SA 4.0.