AskDefine | Define metathesis

Dictionary Definition

metathesis

Noun

1 a linguistic process of transposition of sounds or syllables within a word or words within a sentence
2 a chemical reaction between two compounds in which parts of each are interchanged to form two new compounds (AB+CD=AD+CB) [syn: double decomposition, double decomposition reaction] [also: metatheses (pl)]

User Contributed Dictionary

English

Etymology

From , from metathesis.

Noun

  1. the transposition of letters, syllables or sounds within a word, such as in ask as /æks/
  2. the double decomposition of inorganic salts
  3. the breaking and reforming of double bonds in olefins in which substituent groups are swapped

Related terms

See also

Translations

the transportation of letters, syllables or sounds within a word
the breaking and reforming of double bonds in olefins in which substituent groups are swapped

Extensive Definition

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
metathesis in German: Metathese
metathesis in French: Métathèse
metathesis in Indonesian: Metatesis
metathesis in Dutch: Metathese
metathesis in Japanese: メタセシス
metathesis in Kölsch: Mëttateeß (Watt ėßß datt?)
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