helix
Prononciation : [ˈhiːlɪks]
Mot
Contexte : « 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.
Exemple
The DNA molecule has a beautiful double helix shape.
Exemple
This object does not have a helix; it is completely straight.
Exemple
Can you see how the staircase forms a helix?
Contexte : « 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.
Exemple
The helix in the playground slide makes it fun to go around and down.
Exemple
The path of the road is not a helix; it’s flat and straight.
Exemple
Can you draw a helix that shows the spiral shape?
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