Abstract
The ancient phrase ABRACADABRA was prescribed by Quintus Serenus Sammonicus in the form of a word triangle amulet for repelling semi-tertian fever (falciparum malaria). It has long defied etymological analysis. Consequently, ABRACADABRA is widely cited as a paradigmatic instance of ritual language with no actual meaning. Using computational corpus linguistics and exhaustive algebraic enumeration, we show that the diminishing letter triangle generated by Greek AΒΡΑΚΑΔΑΒΡΑ yields an isopsephy value of 1480, which is alphanumerically equal to the name ΧΡΙΣΤΟΣ—Christos. Under the weighted letter values of the classical Milesian system, the probability of producing this triangle sum from a random 11-character Greek string is only 0.0015%. When constructed with bilateral symmetry and equidistant letter spacing, the left-handed configuration of the triangle is bisected by a cross with an isopsephy of 218, equal to the Christogram ΙΗΣ—Ies(ous). The cruciform internal structure separates the triangle generatrix into two clauses with the Hebrew meaning, “May it (the fever) pass over as I say”. These findings point to an early Christian author who integrated Jewish healing traditions with Greek isopsephy in a neo-Platonic therapeutic model. The results further demonstrate that archaic formulae dismissed by modern scholars as meaningless may encode recoverable philological structure.



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