sphyg/sfɪɡ/EtymologyClipping of sphygmomanometer.nounA sphygmomanometer.“They use a slightly different method of measuring the blood pressure which involves putting on the sphyg cuff and pumping it up until the radial pulse is obliterated. They then release the pressure until the radial pulse returns, giving a rough (but reasonably accurate) measure of the systolic pressure.”