Shuowen Tongxun Dingsheng 說文通訓定聲, as a representative work by Zhu Junsheng who is a famous expert in study of Shuowen Jiezi 說文解字(hereafter Shuowen) in Qing Dynasty, consists of three parts: Shuowen 說文, Tongxun 通訓, and Dingsheng 定聲. This book in Shuowen the part is based on the word meaning system, and corrected the error of explaining the original meaning. It includes the following eight types: 1. corrected the error of explaining the original meaning of Shuowen because of the wrong glyph analysis; 2. corrected the error of explaining the original meaning of Shuowen because of the philosophical thoughts of yin and yang five elements; 3. corrected the error of explaining the original meaning of Shuowen because the intending meaning is wrongly regarded as original meaning; 4. corrected the error of explaining the original meaning of Shuowen because the loaning meaning is wrongly regarded as original meaning; 5. corrected the error of explaining the original meaning of Shuowen because the contextual meaning is wrongly regarded as original meaning; 6. corrected the error of explaining the original meaning of Shuowen because the meaning of continuous words is wrongly regarded as original meaning; 7. corrected the error of explaining the original meaning of Shuowen because the meaning of overlapping words is wrongly regarded as original meaning; 8. corrected the error of explaining the original meaning of Shuowen because the language source meaning is wrongly regarded as original meaning. The value and significance of these researches lie in helping to use materials in Shuowen correctly and scientifically, and helping to understand the way of interpretating Shuowen.

본고는 大徐本《說文解字》와《說文解字繫傳》중에 ‘亦聲’ 계열의 글자 94개를 분석하고, 徐鉉 과 徐鍇이 亦聲字를 판별할 당시의 개인적 차이와 태도에 대해 살펴보았다. 연구를 통해 94개의 글자 중에서 許慎의 분석에 오류가 있는 5개를 발견하였고, 그들을 제외하고 大徐本《說文解字》에서는 57개, 《說文解字繫傳》에서는 24개의 글자가 있으며, ‘역성’으로 분석 할 수 있는 글자를 모두 합하면 모두 74개가 있고, 두 책 모두 평균 2개의 분석 오류가 있었으며, 어떻게 분석을 진행해야 하는지 어려운 6개 글자가 있음을 알 수 있었다. 분석 이후에 徐鉉이 교정본을 제작할 당시 매우 신중하고 엄밀하였음을 알 수 있었으며, 그가 자신이 연구한 자의의 연구 성과를 매우 중시하여 실현하고 있음을 밝힐 수 있었다.