| NOUN | shape | double helix | a pair of parallel helices intertwined about a common axis |
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| Meaning | A pair of parallel helices intertwined about a common axis. | |
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| Example | "the shape of the DNA molecule is a double helix" | |
| Broader | helix, spiral | A curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle |
| Spanish | doble hélice | |
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