helix
Pronunciation: [ˈhiːlɪks]
Word
Context: “science”
(noun) a shape that twists around in a spiral like a spring or a corkscrew. It's what you see in many structures like DNA or a spiral staircase.
Example
The DNA molecule has a beautiful double helix shape.
Example
This object does not have a helix; it is completely straight.
Example
Can you see how the staircase forms a helix?
Context: “geometry”
(noun) a 3D curve that goes around a central point while moving up or down. It's like a roller coaster track that spirals higher as it goes around.
Example
The helix in the playground slide makes it fun to go around and down.
Example
The path of the road is not a helix; it’s flat and straight.
Example
Can you draw a helix that shows the spiral shape?
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