noun 1.( used with a plural verb ) Radio and Television. noise in a radio receiver or randomly distributed white spots or bands on the screen of a television receiver, caused by interference from natural electromagnetic disturbances in the
atmosphere.
2.( used with a singular verb ) the study of such phenomena; sferics.
3.( used with a plural verb ) mood or
atmosphere; ambience:
The atmospherics of the conference were cordial.