#1 helix n. [spiral] a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle. wn
#2 helix n. [coil, spiral, volute, whorl] a structure consisting of something wound in a continuous series of loops; "a coil of rope". wn
#3 helix n. [Helix, genus Helix] type genus of the family Helicidae. wn
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