manometer (n.)youdaoicibaDictYouDict[manometer 词源字典]
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" (see mono-) + -mètre (see -meter). Related: Manometric.[manometer etymology, manometer origin, 英语词源]