helix: Meaning and Definition of
Pronunciation: (hē'liks), [key]
— pl. hel•i•ces he•lix•es.
- a spiral.
- 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
- a spiral ornament.
- (in a Corinthian capital) either of two scrolls issuing from a cauliculus. Cf. Corinthian (def. 2).
- the curved fold forming most of the rim of the external ear. See diag. under
- helix (Thesaurus)