OZONE \'o--.zo-n\ \o--'zo--nik, -'za:n-ik\ \.o--(.)zo--'nif-(*-)r*s\ \'o--.zo--n*s, o--'\ n [G ozon, fr. Gk ozo-n, prp. of ozein to smell - more at]ODOR 1: an allotropic triatomic form of oxygen that is normally a faintly blue irritating gas with a characteristic pungent odor, is generated usu. in dilute form by a silent electric discharge in ordinary oxygen or air, and is used esp. in disinfection and deodorization and in oxidation and bleaching 2: pure and refreshing air - ozo.nic aj