PITOT TUBE

noun Usage: often capitalized P Etymology: French (tube de) Pitot, from Henri Pitot died 1771 French physicist Date: circa 1859 a device that consists of a tube having a short right-angled bend which is placed vertically in a moving body of fluid (as air) with the mouth of the bent part directed upstream and that is used with a manometer to measure the velocity of fluid flow, pitot-static tube