sphygmomanometer
noun
sphyg·mo·ma·nom·e·ter ˌsfig-mō-mə-ˈnä-mə-tər 
: an instrument for measuring blood pressure and especially arterial blood pressure
sphygmomanometry
ˌsfig-mō-mə-ˈnä-mə-trē
noun 
Example Sentences
Recent Examples on the Web The gold-standard method was the old-school auscultatory method, which involves the arm-squeezing sphygmomanometer and a clinician listening for thumps with a stethoscope. 
Beth Mole, Ars Technica, 9 June 2017
Beth Mole, Ars Technica, 9 June 2017 Word History
Etymology
Greek sphygmos pulse (from sphyzein to throb) + International Scientific Vocabulary manometer
First Known Use
circa 1889, in the meaning defined above
Medical Definition
sphygmomanometer
noun
sphyg·mo·ma·nom·e·ter ˌsfig-mō-mə-ˈnäm-ət-ər
: an instrument for measuring blood pressure and especially arterial blood pressure