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jansky

1 American  
[jan-skee] / ˈdʒæn ski /

noun

Astronomy.

plural

janskies
  1. a unit of flux density for electromagnetic radiation, used chiefly in radio astronomy. Jy


Jansky 2 American  
[jan-skee] / ˈdʒæn ski /

noun

  1. Karl Guthe, 1905–50, U.S. engineer: pioneer in radio astronomy.


Jansky 1 British  
/ ˈdʒænskɪ /

noun

  1. Karl Guthe 1905–50, US electrical engineer. He discovered a source of radio waves outside the solar system (1932) and pioneered radio astronomy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

jansky 2 British  
/ ˈdʒænskɪ /

noun

  1.  Jy.  a unit of flux density equal to 10 –26 W m –2 Hz –1 , used predominantly in radio and infrared astronomy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of jansky

After K. Jansky

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Radio observations from the Karl G. Jansky Very Large Array near San Agustin, New Mexico revealed a pair of massive plasma jets emerging from opposite sides of the galaxy.

From Science Daily

Sequencing the DNA is something like a roadmap that makes it easier to select traits that make potatoes more resistant to disease and environmental burdens, said Shelley Jansky, a longtime research geneticist with the USDA.

From Salon

"That pangenome really gives us a very powerful tool for manipulating the genetics of the potato and creating potato plants that are better than what we have," said Jansky, who recently retired and was not involved in the research, but specializes in potato genetics.

From Salon

She earned her Ph.D. at the University of Cambridge studying the history of radio astronomy, and is currently a historian in residence at the Harvard-Smithsonian Center for Astrophysics, as well as a Jansky Fellow at the National Radio Astronomy Observatory.

From Scientific American

An upgraded “next generation” version of the Karl G. Jansky Very Large Array of radio telescopes in New Mexico could begin operations toward the end of the 2020s and settle the debate.

From Scientific American