atmospherics

n [pl] (a) electrical disturbances in the atmosphere 天电. (b) interference or crackling sounds on radios, etc caused by these 天电干扰（由天电造成的对无线电等的干扰或杂音）.

atavistic, ate, atelier, atheism, atheist, atheistic, Athelney, Athens, athlete, athlete's foot, athletic, athletics, athwart, atishoo, Atlanta, Atlantic, atlas, atmosphere, atmospheric, atmospheric pressure, atoll, atom, atom bomb, atomic, atomic bomb (also A-bomb, atom bomb), atomic energy, atomic number, atomic pile, atomize, atomise, atomizer, -iser, atonal, atonality, atone, atonement, atop, atrocious, atrociously, atrociousness, atrocity, atrophy,