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Morphological units in the Arabic mental lexicon.

S Boudelaa1, W D Marslen-Wilson

  • 1MRC Cognition and Brain Sciences Unit, Cambridge, UK. sami.boudelaa@mrc-cbu.cam.ac.uk

Cognition
|August 30, 2001
PubMed
Summary

This study investigates morphological processing in Modern Standard Arabic. Findings show that two-consonantal etymons, not just three-consonantal roots, facilitate word recognition.

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Area of Science:

  • Linguistics
  • Psycholinguistics
  • Computational Linguistics

Background:

  • Standard Arabic morphology posits three-consonantal roots and word patterns.
  • An alternative theory proposes bi-consonantal etymons carry semantic meaning.
  • Previous experimental work focused on the tri-consonantal root model.

Purpose of the Study:

  • To test if bi-consonantal etymons trigger morphological priming effects.
  • To compare etymon-based priming with root-based priming.
  • To inform theories of morphological representation and processing.

Main Methods:

  • Cross-modal priming experiments.
  • Masked priming experiments.
  • Analysis of morphological priming effects in Modern Standard Arabic.

Main Results:

  • Words sharing an etymon showed facilitation in both cross-modal and masked priming.
  • Facilitation occurred even without shared tri-consonantal roots.
  • Semantic and form overlap effects were controlled for.

Conclusions:

  • The bi-consonantal etymon is a viable unit for morphological processing.
  • Morphological representation in Arabic may be more fine-grained than previously assumed.
  • Experimental evidence supports the etymon model in Semitic languages.

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