Gematria: As with most things found in the mystical works of Aleister Crowley, the word Abrahadabra can be examined using the qabalistic method of gematria, which is a form of numerology, whereby correspondences are made based on numerical values.
ABRAHADABRA = 418 ABRAHADABRA has 11 letters
ABRAHADABRA = 1+2+2+1+5+1+4+1+2+2+1 = 22
The five letters in the word are: A, the Crown; B, the Wand; D, the Cup; H, the Sword; R, the Rosy Cross; and refer further to Amoun the Father, Thoth His messenger, and Isis, Horus, Osiris, the divine-human triad.
Also 418 = ATh IAV, the Essence of IAO, translated from Hebrew as “Thou art IAO”
418= BVLShKIN, or Boleskine
418= RA HVVR, or Ra Hoor
418= הרו-רא-הא, a Hebrew spelling of Heru-Ra-Ha
418= AIFΑΣΣ, a Greek spelling of Aiwass
418= The sum of all integers between 13 and 31 inclusive.
Abrahadabra is from Abrasax, Father Sun, which = 365
418 = 22 x 19 Manifestation
Other interpretations In Aramaic this word roughly translates into "I will create as I speak."
Had is the keyword of Abrahadabra. Had is another name for Hadit, the second Speaker in Liber Legis ("The Book of the Law").
"ABRAHADABRA is "The key of the rituals" because it expresses the Magical Formulae of uniting various complementary ideas; especially the Five of the Microcosm with the Six of the Macrocosm."
"Abrahadabra is the glyph of the blending of the 5 and the 6, the Rose and the Cross."
"Veni, Veci ....Vetinari!"