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helix

გამოთქმა: /ˈhiːlɪks/

არსებითი სახელი

Universal
  • 1an object having a three-dimensional shape like that of a wire wound uniformly in a single layer around a cylinder or cone, as in a corkscrew or spiral staircase.
  • Geometry a curve on a conical or cylindrical surface which would become a straight line if the surface were unrolled into a plane.
  • Biochemistry an extended spiral chain of atoms in a protein, nucleic acid, or other polymeric molecule.
  • Architecture a spiral ornament.
  • 2 Anatomy the rim of the external ear.

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