gematria (n.)youdaoicibaDictYouDict[gematria 词源字典]
1680s, from Hebrew gematriya, a transliteration of Greek geometria (see geometry). "[E]xplanation of the sense of a word by substituting for it another word, so that the numerical value of the letters constituting either word is identical" [Klein].[gematria etymology, gematria origin, 英语词源]