Conjuration

1. n. A league for a criminal purpose; conspiracy.
2. n. The act of calling or summoning by a sacred name, or in solemn manner; the act of binding by an oath; an earnest entreaty; adjuration.
3. n. The act or process of invoking supernatural aid by the use of a magical form of words; the practice of magic arts; incantation; enchantment.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.