sphygmooscillometer

sphyg·mo·os·cil·lom·e·ter

(sfig'mō-os'i-lom'ĕ-ter), An instrument resembling an aneroid sphygmomanometer used in the measurement of the systolic and diastolic blood pressure. [sphygmo- + L. oscillo, to swing, + G. metron, measure]