Metathesis

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Metathesis may refer to the following:

  • Metathesis (linguistics), in phonology, a sound change that alters the order of phonemes in a word
    • Quantitative metathesis, a situation in which two vowel sounds follow directly one after the other and a transposition of vowel length takes place
  • Metathesis reaction (chemistry), in chemistry, a bimolecular process involving the exchange of bonds between the two reacting chemical species
    • Olefin metathesis, an organic reaction which involves redistribution of olefinic (alkene) bonds