oxidation-eduction, oxide, oxidizer, oxidizing, oxsorbent, oxtonger, oxybiosis, oxybiotic, oxygen, oxygenation, oxygenerator, oxygeophilus, oxyhydroxide, oxypetrile, oxyphilous, oxyphobous, oxysere, oxytank, oxytosin, oyster, oystergreen, ozonation, ozone, ozonizer, ozonosphere, ozonsonde - English-Kazakh Ecological Dictionary - Казахские словари