Abstract:
This study aims to investigate the impact of the depth of vocabulary knowledge in improving reading skills; the study took place at Sudan University of Science and Technology, at the Faculty of Languages, English Department. The study adopted the analytical descriptive method, the researcher has collected data by using a diagnostic test for (30) EFL second year university students. To analyze the data the researcher has used the Statistical Package for Social Science (SPSS).
The findings of the study revealed that depth vocabulary knowledge plays a crucial role in enhancing reading skills. In light of the findings of the study, the researcher recommends that university textbooks need to give more attention to reading skills and strategies. Moreover, teachers need to raise the students' awareness about the importance of vocabulary knowledge in enhancing reading skills.