helix

noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about helix at Wordnik → Where our words come from →

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

   a coil of rope

3. Type genus of the family Helicidae.