arachnomancy

Etymology
From.

Noun

 * 1) The study of the appearance and behavior of spiders, or the patterns of their webs (possibly related to the third meaning) for use in divination.
 * 2) The ability to take control over spiders with the intent to use them for attacking or similar purposes.
 * 3) The divination of patterns, for example in geometric patterns and tapestries.

Quotations

 * Night Club, Howl Grimm
 * Howl allowed the spider to climb up her arm and settle on her shoulder. Howl was well practiced in arachnomancy, and this spider would be useful in her divining.
 * She sighed deeply and extended her hand, 'Apology accepted, Alanna.'
 * She sighed deeply and extended her hand, 'Apology accepted, Alanna.'