word-forming element meaning "pulse," from Greek sphygmos "a pulse," from sphyzein "to throb, pulse, beat."
manometer n.
"instrument for determining and indicating the elastic pressure of gases or vapors," 1730, from French manomètre (1706), said to have been coined by French mathematician Pierre Varignon (1654-1722) from Greek manos "thin, rare; loose in texture, porous; scanty, few" (from PIE root *men- (4) "small, isolated") + -mètre (see -meter). Related: Manometric; manometrical; manometrically.