Evolutionary phonology

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Evolutionary Phonology is an approach to phonology and historical linguistics, based on the idea that recurrent synchronic sound patterns, if not inherited from the mother tongue, are the result of recurrent sound changes, while rare patterns are the product of rare changes or a combination of independent changes. [1]

Phonology is a branch of linguistics concerned with the systematic organization of sounds in spoken languages and signs in sign languages. It used to be only the study of the systems of phonemes in spoken languages, but it may also cover any linguistic analysis either at a level beneath the word or at all levels of language where sound or signs are structured to convey linguistic meaning.

Historical linguistics, also called diachronic linguistics, is the scientific study of language change over time. Principal concerns of historical linguistics include:

  1. to describe and account for observed changes in particular languages
  2. to reconstruct the pre-history of languages and to determine their relatedness, grouping them into language families
  3. to develop general theories about how and why language changes
  4. to describe the history of speech communities
  5. to study the history of words, i.e. etymology

Notes

  1. Blevins 2004:xi.

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