Middle East(ern) Respiratory Syndrome: an often fatal respiratory illness caused by a coronavirus similar to the SARS virus and characterized by fever, coughing, and shortness of breath.
/mɜːs; Scottish mɛrs/ noun (Scot) 1. low level ground by a river or shore, often alluvial and fertile 2. a marsh /mɜːs; Scottish mɛrs/ noun 1. the Merse, a fertile lowland area of SE Scotland, in Scottish Borders, north of the Tweed
/German ˈmɛrzəbʊrk/ noun 1. a city in E Germany, on the Saale River, in Saxony-Anhalt: residence of the dukes of Saxe-Merseburg (1656–1738); chemical industry. Pop: 35 358 (2003 est)
[mer-sen; French mer-sen] /mərˈsɛn; French mɛrˈsɛn/ noun 1. Marin [ma-ran] /maˈrɛ̃/ (Show IPA), 1588–1648, French mathematician.
noun, Mathematics. 1. a number of the form, 2 p −1, where p is a prime number.