Pitot tube

[ pee-toh, pee-toh ]
/ ˈpi toʊ, piˈtoʊ /

noun

(often lowercase) an instrument for measuring fluid velocity, consisting of a narrow tube, one end of which is open and faces upstream, the other end being connected to a manometer.

Origin of Pitot tube

1880–85; named after Henri Pitot (1695–1771), French physicist, who invented it

British Dictionary definitions for pitot tube

Pitot tube
/ (ˈpiːtəʊ) /

noun

a small tube placed in a fluid with its open end upstream and the other end connected to a manometer. It measures the total pressure of the fluid
short for Pitot-static tube, esp one fitted to an aircraft

Word Origin for Pitot tube

C18: named after its inventor, Henri Pitot (1695–1771), French physicist