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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - A chemical reaction between two compounds in which parts of each are interchanged to form two new compounds (AB+CD=AD+CB); A linguistic process of transposition of sounds or syllables within a word or words within a sentence.

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Usage examples (35)
  • Although ring opening olefin metathesis polymerization,
  • In the fall of 1972 I first heard the term "olefin metathesis" from
  • Today metathesis is used in the pharmaceuticals, foodstuffs, chemical, biotechnical, polymer and paper industries.
  • One of the most exciting of these processes was olefin metathesis.
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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.