helix
/ˈhiːlɪks/ noun C1- A curve on the surface of a cylinder or cone such that its angle to a plane perpendicular to the axis is constant; the three-dimensional curve seen in a screw or a spiral staircase.
- A small volute under the abacus of a Corinthian capital.
- The incurved rim of the external ear. · helix piercing
- An upside down midair 360° spin in playboating.
Plural helixes
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