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Orthographic neighbors and visual word recognition
Laree A Huntsman1, Susan D Lima
1Department of Psychology, San Jose State University, California 95192-0120, USA. huntsman@email.sjsu.edu
Journal of Psycholinguistic Research
|July 3, 2002
Summary
Larger orthographic neighborhoods facilitate word recognition, while neighborhood frequency does not significantly inhibit lexical access. This suggests neighborhood size plays a key role in how quickly we process words.
Area of Science:
- Psycholinguistics
- Cognitive Psychology
- Computational Linguistics
Background:
- Lexical access, the process of retrieving a word's meaning from memory, is influenced by various word properties.
- Orthographic neighborhood size (number of similar-looking words) and frequency (how often a word appears) are key factors investigated in word recognition.
Purpose of the Study:
- To investigate the facilitatory effects of orthographic neighborhood size on lexical access.
- To examine potential inhibitory effects of orthographic neighborhood frequency on lexical access.
Main Methods:
- Two lexical decision experiments were conducted.
- Words were carefully selected and matched on criteria relevant to lexical access.
- Experiment 1 used words with few high-frequency neighbors; Experiment 2 used words with many high-frequency neighbors.
Main Results:
- A facilitatory effect of orthographic neighborhood size was observed in both experiments.
- Words with fewer neighbors elicited slower responses compared to words with more neighbors.
- No significant inhibitory effect of orthographic neighborhood frequency was found.
Conclusions:
- Orthographic neighborhood size significantly facilitates lexical access.
- The number of higher-frequency neighbors did not significantly inhibit word recognition.
- Findings suggest that larger neighborhoods aid, rather than hinder, word processing.
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