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