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International Geophysical Year

British  

noun

  1.  IGY.  the 18-month period from July 1, 1957, to Dec 31, 1958, during which a number of nations agreed to cooperate in a geophysical research programme

"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

Example Sentences

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The International Geophysical Year of 1957–58 marked a step change in the commitment of Earth sciences to global data exchange, and was a diplomatic achievement in the middle of the cold war7.

From Nature • Oct. 14, 2019

Although officially part of the International Geophysical Year, the Soviet Union’s launch of Sputnik in October 1957 had clear military ramifications.

From Salon • Apr. 27, 2013

It began among scientists in 1957 with the International Geophysical Year, the first real attempt to coordinate planetary scale investigations.

From BBC • Jun. 4, 2012

Russian scientists first identified the Gamburtsevs in 1958 as part of a survey during the International Geophysical Year, and geologists have been puzzled ever since about how the range came to be.

From US News • Oct. 18, 2010

The Americans had planned to launch the first satellite into orbit as part of the International Geophysical Year, a cooperative global science project that ran from July 1957 to December 1958.

From "Hidden Figures" by Margot Lee Shetterly

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