sferics means electromagnetic pulses caused by atmospheric phenomena, such as lightning. plural of sferic. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
Etymology
From atmospherics.
noun
- Electromagnetic pulses caused by atmospheric phenomena, such as lightning. plural of sferic“A Sferics Locating System has been developed to determine the geographical location of lightning strokes...”
- Radio interference caused by sferics; atmospherics.“In the identification of sources of short whistlers, the spectral characteristics of the sferics can often be used to establish many sferics as doubtful...”