conjuration

(noun) a ritual recitation of words or sounds believed to have a magical effect. Synonyms: incantation.

(noun) calling up a spirit or devil. Synonyms: conjuring, conjury, invocation.

(noun) an illusory feat; considered magical by naive observers. Synonyms: magic trick, conjuring trick, trick, magic, legerdemain, thaumaturgy, illusion, deception.