Definition

A shape or structure that spirals around a central axis, often resembling a coil or spiral staircase.

Example

The DNA molecule has a double helix structure that is essential for its function.

Conversation

Have you ever seen a helix in nature?

Yeah, I learned about them in biology class!

They're so interesting, especially how they appear in DNA.

Exactly! The structure of a helix is really fascinating.

Synonyms & Antonyms

Root Explanation

Helix → It is derived from the Greek word "helix" (ἕλιξ), meaning a spiral or coil. The term describes a structure that is twisted or spiraled, such as the shape of a DNA molecule.

Memory Tip

Imagine a spiral staircase or a twisted vine — that's what a helix looks like. The Greek word 'helix' helps you remember that a helix is a spiral shape.

Visually Confused Words