Definition of double helix in English:

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double helix

Pronunciation: /ˈdəbəl ˈhēliks/

noun

A pair of parallel helices intertwined about a common axis, especially that in the structure of the DNA molecule.
Example sentences
  • In an actin filament, two chains of actin beads wrap around each other in yet another double helix.
  • Clearly, the rigidity is different for the regions consisting of one double helix or two double helices and the bends are likely to be localized at certain points within the unit.
  • The opening of basepairs in DNA double helices is a prerequisite for propagation and expression of genetic information.

For editors and proofreaders

Syllabification: dou·ble he·lix

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