partial pressure
Technical term in physics and chemistry referring to the pressure exerted by a single gas in a mixture.
Calculate the partial pressure of each component in the gas mixture.
When the partial pressure of oxygen decreases, breathing becomes difficult.
voltage divider; potential divider
Compound of 分 (ぶん, 'part, portion') and 圧 (あつ, 'pressure'), directly translating the concept of partial pressure.