helix: Meaning and Definition of

he•lix

1. a spiral.
2. the curve formed by a straight line drawn on a plane when that plane is wrapped around a cylindrical surface of any kind, esp. a right circular cylinder, as the curve of a screw. Equation:sin&thgr;, y = a cos&thgr;, z = b &thgr;. x = a
1. a spiral ornament.
2. (in a Corinthian capital) either of two scrolls issuing from a cauliculus. Cf. Corinthian (def. 2).
4. the curved fold forming most of the rim of the external ear. See diag. under
5. See