Conjuration (noun)

1. The act of conjuring, summoning, or calling forth something or someone through magic or supernatural means.
2. An incantation or spell used to summon or call forth a supernatural being or spirit.
3. The calling forth of a supernatural being or spirit through magic or incantation.

Origin:

From the latin word 'conjurare' meaning 'to swear together' or 'to call forth by incantation'.

Examples:

1. The wizard performed a powerful conjuration to summon the demon.
2. The ancient text contained instructions for a powerful conjuration spell.
3. The young magician was not skilled enough to perform the complicated conjuration.
4. The conjuration was disrupted by the interference of a rival sorcerer.
5. The conjuration circle was drawn to contain and control the summoned spirit.