Sentence:  In the <WSD>"taghairm</WSD>" the seer was bound in an animal's hide and left by the waters, the spirits of which inspired his dreamsnb.... The hide was probably that of a sacrificial animal. 
Meaning of the word marked with <WSD> tags:  A method of divination involving sewing a person into the hide of a freshly-killed ox which was then placed beside a waterfall or other desolate place, to enable the person to foresee the outcome of an impending battle; the oracle of the hide.