You searched for: “chronokymograph”
chronokymograph (s) (noun), chronokymographs (pl)
An instrument that records changes in pressure versus time: At the museum, Mary saw a chronokymograph which was a device that documented the alterations in pressure in regards to time.
This entry is located in the following units: chrono-, chron- (page 4) grapho-, graph-, -graph, -graphy, -grapher, -graphia (page 18)