Synonyms for Helix (same or very similar meaning)
WordNet sense 1 (a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle):
spiralWordNet sense 2 (a structure consisting of something wound in a continuous series of loops):
coil, volute, whorlWordNet sense 3 (type genus of the family Helicidae):
genus HelixFrom the ODE community, based on WordNetadd/edit