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tropospheric scatter

American  
[trop-uh-sfer-ik skat-er, trop-uh-sfeer-ik, troh-puh-sfer-ik] / ˌtrɒp əˈsfɛr ɪk ˈskæt ər, ˌtrɒp əˈsfɪər ɪk, ˌtroʊ pəˈsfɛr ɪk /

noun

Telecommunications.
  1. transmission of radio frequency signals that have been scattered from irregularities in the troposphere to locations hundreds of kilometers distant.


Etymology

Origin of tropospheric scatter

First recorded in 1950–55