Origin of sferics
First recorded in 1940–45; shortening and respelling of atmospherics
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- the usual US spelling of spherics 2
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
- The study of atmospherics, especially through the use of electronic detectors.
- A radio emission from a stroke of lightning.
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