metathesis

English dictionary entry

Meanings

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.

Pronunciation

/məˈtæ.θə.sɪs/ [məˈtʰæ.θə.səs] /mɛˈtæ.θə.sɪs/ [mɛˈtʰæ.θə.sɪs] LL-Q1860 (eng)-Vealhurl-metathesis.wav

Word forms

metathesis metatheses

Etymology

Borrowed from Late Latin metathesis, from Ancient Greek μετάθεσις (metáthesis), from μετά (metá, “among”) + θέσις (thésis, “placement”).

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