noun
: a valve in a pipeline consisting essentially of a flat or wedge-shaped gate that can be lowered into a seat to seal off the line or raised into an external recess so that the full area of the line is open — compare globe valve
noun
: a valve in a pipeline consisting essentially of a flat or wedge-shaped gate that can be lowered into a seat to seal off the line or raised into an external recess so that the full area of the line is open — compare globe valve
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012