Kalmar "deoxygenate" fi'ili ce mai ma'anar ƙamus mai zuwa:Don cire ko rage adadin iskar oxygen a cikin wani abu ko muhalli. Wannan tsari ya ƙunshi kawar ko rage kasancewar iskar oxygen daga iskar gas, ruwa, ko wani abu. Ana iya samun ta ta hanyoyi daban-daban kamar halayen sinadarai, tsarin jiki, ko amfani da takamaiman kayan aiki ko abubuwa. Deoxygenation yawanci ana aiki dashi a cikin mahallin kimiyya da masana'antu, da kuma a wasu hanyoyin likita.