Bulletin of the Department of Linguistics and Philology 40 years Addis Ababa University No 10 Addis Ababa, Ethiopia August 15, 2020 Bulletin of the Department of Linguistics and Philology Department of Linguistics and Philology College of Humanities, Language Studies, Journalism and Communication Bulletin of the Department of Linguistics and Philology Editorial Committee Shimelis Mazengia Feda Negesse Deselagn Hagos Department of Linguistics and Philology College of Humanities, Language Studies, Journalism and Communication Addis Ababa University P.O. Box: 1176 Tel. (251-1) 23 97 55 Email:
[email protected] Web: http://www.aau.edu.et/chls/academics/department-of-linguistics Bulletin of the Department of Linguistics and Philology No 10 Contents Editorial ........................................................................................................ 1 Forty Years of Linguistic Studies At AAU .............................................. 1 Department of Linguistics and Philology: Genesis and Development..5 Baye Yimam Medieval Ethiopian Manuscripts: Contents, Challenges and Solutions37 Mersha Alehegne Language and Society in Ethiopia ........................................................... 64 Zelealem Leyew . The Ethiopian Linguistic Area. .............................................................. 109 Ronny Meyer Ethiopian Sign Language ........................................................................ 139 Pawlos Kassu Abebe Linguistics as a Dynamic Science ........................................................