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[Derivational morphology and lexical access: prefixed and pseudo-prefixed verbs]

J P Babin1

  • 1Laboratoire Langage et communication (LACO), URA CNRS 1607, Université de Poitiers, France.

Canadian Journal of Experimental Psychology = Revue Canadienne De Psychologie Experimentale
|December 1, 1996
PubMed
Summary

This study reveals that the radical's nature significantly influences prefixed verb processing, impacting lexical access. Understanding this morphological factor reconciles inconsistent research findings on word recognition.

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Area of Science:

  • Psycholinguistics
  • Cognitive Psychology
  • Computational Linguistics

Context:

  • Lexical access research often yields inconsistent findings regarding morphological structure's role.
  • Previous models have not fully accounted for the nuanced interaction between prefixes, radicals, and word recognition.

Purpose:

  • To investigate the role of morphological structure, specifically the nature of the radical, in lexical access.
  • To reconcile contradictory experimental data on the processing of prefixed words.

Summary:

  • Lexical decision tasks with prefixed verbs and pseudo-verbs demonstrated that the radical's nature (verb, noun, or both) affects processing speed.
  • Verbs with dual-nature radicals (verb/noun) were processed faster than verb-only radical verbs.
  • Pseudo-verb results highlighted the prefix's importance in identifying complex words, and a secondary recognition test confirmed radical activation during processing.

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Impact:

  • Provides a framework for understanding how morphological complexity influences word recognition.
  • Suggests that the nature of the radical is a critical factor in explaining discrepancies in prior psycholinguistic research.
  • Offers insights for refining computational models of language processing and lexical access.