圧あつ力りょく調ちょう整せい器きMeanings1nounpressure regulatorA device that controls or maintains pressure in a system, used in engineering, gas supply, and industrial contexts.ガスボンベには圧あつ力りょく調ちょう整せい器きが取とり付つけられている。A pressure regulator is attached to the gas cylinder.