The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.
Appendix II
Semitic Roots
ENTRY:
dr.
DEFINITION:
West Semitic, to seek, examine, study. 1.Midrash, from Hebrew midr, exposition, commentary, Midrash, from dra, to seek, study. 2.madrassah, from Arabic madrasa, school, from darasa, to study.