repulsion (n.)youdaoicibaDictYouDict[repulsion 词源字典]
early 15c., "repudiation," from Late Latin repulsionem (nominative repulsio) "a repelling," noun of action from past participle stem of repellere (see repel). Meaning "action of forcing or driving back" is attested from 1540s. Sense of "strong dislike" is from 1751.[repulsion etymology, repulsion origin, 英语词源]