saltation (n.)youdaoicibaDictYouDict[saltation 词源字典]
"a leap, a bound," 1620s, from Latin saltationem (nominative saltatio) "a dancing; dance," noun of action from past participle stem of saltare "to hop, dance," frequentative of salire "to leap" (see salient (adj.)).[saltation etymology, saltation origin, 英语词源]