Open English Wordnet
Nouns
(n)Pitot tube, Pitotmeasuring instrument consisting of a right-angled tube with an open end that is directed in opposition to the flow of a fluid and used to measure the velocity of fluid flow
(n)Pitot-static tube, Pitot head, Pitot tubemeasuring instrument consisting of a combined Pitot tube and static tube that measures total and static pressure; used in aircraft to measure airspeed