helix

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English[edit]

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Helix

Etymology[edit]

From Latin helix, from Ancient Greek ἕλιξ (heliks, something twisted or spiral).

Pronunciation[edit]

Noun[edit]

helix (plural helixes or helices)

  1. (mathematics) 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.
  2. (architecture) A small volute under the abacus of a Corinthian capital.
  3. (anatomy) The incurved rim of the external ear.
  4. An upside down midair 360° spin in playboating.

Synonyms[edit]

  • (curve): spiral (not in technical use)

Derived terms[edit]

Related terms[edit]

Translations[edit]