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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - A structure consisting of something wound in a continuous series of loops.

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Usage examples (33)
  • At these locations the DNA-helix is severed: the pages of the book are separated.
  • The double helix is then untwisted and forms two single strands which can be duplicated with the help of the enzyme DNA polymerase.
  • A helix is a three-dimensional spiral, like the shape of a spring or the railing on a spiral staircase.
  • – 'Zippers' are conceptually at work in the DNA double helix, which is "unzipped" for replication and transcription
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.