Revisiting the role of breadth and depth of vocabulary knowledge in reading comprehension

The purpose of this study was to investigate the role breadth and depth vocabulary knowledge in reading comprehension at Debre Markos University. A quantitative approach taken gather analyze data. Out 235 students learning college, 61 samples were randomly. To their breadth, Vocabulary Levels Test (VLT) employed. Depth Knowledge (DVK) test utilized knowledge. section English as a Foreign Language (TOFEL) used determine performance students. Pearson Product-moment correlation examine relationship between (breadth depth) comprehension. In addition, find out which aspect best explains comprehension, Standard Multiple Regression data analyzed using SPSS (version 21). findings suggest that there significant strong positive (r = .73, n 61, P, =.000 < 0.05). Besides, result reveals .60, finding also shows together able predict respondents’ However, (Beta =.58) had more unique explanatory power than =.315).