Pronunciation: (at"mus-fer'iks, -fēr'-),[key] —n. 1. (used with a pl. v.)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 sing. v.) the study of such phenomena; sferics.
3. (used with a pl. v.) mood or atmosphere; ambience: The atmospherics of the conference were cordial.