oxygen saturation noun2 •The condition of being saturated with oxygen.Oxygen saturation in water is related to temperature. — 1873 •The proportion of oxygen-saturated hemoglobin in the blood.As a result of all these mechanisms the arterial oxygen content, the oxygen saturation, the oxygen tension and the pCO₂ in arterial and jugular venous blood would be (Lambertsen): — 1967
