Definition, Meaning & Synonyms

helical

Adjective

/ˈhɛlɪkəl/

Definition

Relating to or having the shape of a helix; spiral.

Examples

The DNA molecule has a helical structure, resembling a twisted ladder.
The staircase design included helical elements that provided a modern aesthetic.
Helical gears are used in machinery to transmit motion more smoothly than spur gears.

Meaning

The term ‘helical’ describes something that is twisted in the shape of a spiral or corkscrew. It is often used in geometry, biology, and physics to refer to structures that curl or coil.