oxygen [i 1ksid[qn | 9k` ]     (순위: 3488 - 고2 수준)   뜻  명) [화학] 산소 Mean  A nonmetallic element constituting 21 percent of the atmosphere by volume that occurs as a diatomic gas, and in many compounds such as water and iron ore. 파생어 oxygenate  [동] oxygenic  [형] 산소의, 산소를 포함하는 oxygenize  [동] oxygenous  [형] 산소의, 산소를 포함하는