Definitions

1. noun

A spiral or twisted shape, such as a part of a DNA molecule.

“The DNA helix was studied using electron microscopy.”

2. noun

A structure that resembles a spiral staircase, especially a stairway in a historic building.

“The grand helix in the opera house was a masterpiece of architecture.”

3. verb

To twist or turn something into a spiral shape.

“The drill bit helixed the metal rod into a spiral shape.”

4. noun

A type of screw thread or a series of threads on a screw.

“The helix on the bolt was damaged, making it difficult to turn.”

5. noun

A part of a machine, especially a gear or a shaft, that has a spiral shape.

“The helix on the transmission was worn out and needed to be replaced.”