Meaning of the word helical in English

What does helical mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

helical

US /ˈhiː.lɪ.kəl/
UK /ˈhiː.lɪ.kəl/

Adjective

having the form of a helix; spiral

Example:
The DNA molecule has a double helical structure.
The staircase was designed with a beautiful helical curve.