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1. A curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
   - spiral
    
2. A structure consisting of something wound in a continuous series of loops
   - coil, spiral, volute, whorl

1. Type genus of the family Helicidae
   - genus Helix

Derived forms: helixes, helices

Type of: construction, curve, curved shape, mollusk genus, structure

Part of: family Helicidae, Helicidae

Encyclopedia: Helix, Oregon