noun
oxygen deficiency; lack of oxygen
Abbreviation of 酸素欠乏. Used in medical, safety, and everyday contexts to describe a state where oxygen is insufficient.
See also: 酸素欠乏
密閉された部屋で酸欠になる危険がある。
There is a risk of oxygen deficiency in a sealed room.
酸欠で倒れた作業員が病院に運ばれた。
A worker who collapsed from lack of oxygen was taken to the hospital.
Abbreviation of 酸素欠乏 (さんそけつぼう, 'oxygen deficiency'), formed by taking the first kanji of 酸素 and the first kanji of 欠乏.