Hocus pocus (magic) derived from the Protoslavic word "kusiti", which is itself derived from Gothic "kausajn" meaning "to try", "to attempt". This may indicate that the wording belongs to the alchemy kitchen and court of Rudolf II, Holy Roman Emperor (1552 – 1612). Also, "hocus" may mean "to cheat" in Latin or a distorted form of the word "hoc", "this". Combination of the two words may give a sense, especially both meanings together "this attempt/experiment" and "cheated attempt/experiment". According to the Oxford English Dictionary the term originates from "hax pax max Deus adimax", a pseudo-Latin phrase used as a magical formula by conjurors.
Pseudo-Geber are, themselves, pseudepigraphic. But it is common practice to refer to the earlier, Greek-inspired body of Islamic texts as the "Corpus Jabirianum" or Jabirian Corpus, and to the later, 13th to 14th century Latin corpus as Pseudo-Geber or Latin Pseudo-Geber, a term introduced by Marcellin Berthelot. The "Pseudo-Geber problem" is the question of a possible relation between the two corpora. This question has long been controversially discussed. It is now mostly thought that at least parts of Latin Pseudo-Geber are based on earlier Islamic authors such as Al-Razi. The following set of books is called the "Pseudo-Geber Corpus" (or the