Sentence:  Every morning early , in the summer , we searched the trunks of the trees as high as we could reach for the locust shells , carefully detached their hooked claws from the bark where they hung , and stabled them , a weird faery herd , in an <WSD>angle</WSD> between the high roots of the tulip tree , where no grass grew in the dense shade . 
Meaning of the word marked with <WSD> tags:  the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians