plural of helix

Third-person singular simple present indicative form of helix

(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.

To form or cause to form a helix.

The practice of wearing a beanie towards the back of one's crown, so as to expose the helix (outer rim) of one's ears.

present participle of helix

simple past tense and past participle of helix

plural of double helix

plural of alpha helix

A secondary structure found in many proteins, in which the amino acids are arranged in a coil, or helix, with almost no free space on the inside and all side chains being pointed towards the outside