From Longman Dictionary of Contemporary Englishmaster's degreeˈmaster’s deˌgree (also master’s informal) noun [countable] SECa university degree such as an MA, M.Sc., or M.S., that you can get by studying for one or two years after your first degree
Examples from the Corpus
master's degree• He earned a master's degree in plant pathology from the University of Wisconsin.• He received a master's degree in agricultural economics and a doctorate in economics and marketing from Cornell University.• Finally she decided to develop her interest in communications through a master's degree.• Candidates who successfully complete this qualification can often gain direct access to a master's degree.• She is a woman of wit and intelligence, with a master's degree in business administration.• She received her master's degree in health service administration from the University of Oregon, Eugene.• It's for your master's degree. 