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单词 jansky
释义

WordReference Random House Unabridged Dictionary of American English © 2024
jan•sky  ( janskē),USA pronunciation n., pl. -skies. 
  1. Astronomy, Electricitya unit of flux density for electromagnetic radiation, used chiefly in radio astronomy. Abbr.: Jy
  • after K. Jansky

Jan•sky  ( janskē),USA pronunciation n. 
  1. Biographical Karl Guthe, 1905–50, U.S. engineer: pioneer in radio astronomy.

Collins Concise English Dictionary © HarperCollins Publishers::
jansky /ˈdʒænskɪ/ n ( pl -skys)
  1. a unit of flux density equal to 10–26 W m–2 Hz–1, used predominantly in radio and infrared astronomy
Etymology: 20th Century: named after K. G. Jansky
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