elevation (n.)youdaoicibaDictYouDict[elevation 词源字典]
late 14c., "a rising, height of something, height to which something is elevated," from Old French elevation and directly from Latin elevationem (nominative elevatio) "a lifting up," noun of action from past participle stem of elevare "lift up, raise" (see elevate). Meaning "act of elevating" is from 1520s.[elevation etymology, elevation origin, 英语词源]