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Is There an Orthographic Boost for Ambiguous Words During Their Processing?

Juan Haro1, Montserrat Comesaña2, Pilar Ferré3

  • 1Department of Psychology, Research Center for Behavior Assessment (CRAMC), Universitat Rovira i Virgili, Crta. de Valls s/n, Campus Sescelades, 43007, Tarragona, Spain. juan.haro@urv.cat.

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Ambiguous words are recognized faster due to boosted orthographic coding. This study supports the semantic feedback hypothesis, explaining enhanced word recognition for ambiguous terms.

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Ambiguity advantageOrthographic processingSemantic ambiguityTwo-alternative forced-choice taskWord recognition

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Area of Science:

  • Cognitive Psychology
  • Psycholinguistics
  • Human Cognition

Background:

  • The recognition of ambiguous words is faster than unambiguous words.
  • Two hypotheses explain this phenomenon: semantic feedback and Borowsky and Masson's hypothesis.
  • Both hypotheses agree on increased semantic activation for ambiguous words but differ on feedback to orthographic levels.

Purpose of the Study:

  • To investigate the underlying mechanisms of faster ambiguous word recognition.
  • To test the semantic feedback hypothesis against alternative explanations.
  • To determine if enhanced semantic activation influences orthographic coding.

Main Methods:

  • Utilized a lexical decision task (LDT).
  • Employed a two-alternative forced-choice task (2AFC).
  • Presented participants with both ambiguous and unambiguous words.

Main Results:

  • Significant differences were observed between ambiguous and unambiguous words in both LDT and 2AFC tasks.
  • Results indicate that orthographic coding is enhanced for ambiguous words.
  • The findings support the notion that greater semantic activation feeds back to orthographic processing.

Conclusions:

  • The study provides evidence for the semantic feedback hypothesis.
  • Enhanced orthographic coding contributes to faster recognition of ambiguous words.
  • Semantic feedback plays a crucial role in word recognition processes.