exanthematous - definition of exanthematous by The Free Dictionary
ex·an·the·ma (ĕg′zăn-thē′mə) also ex·an·them (ĭg-zăn′thəm) n. pl. ex·an·them·a·ta (-thĕm′ə-tə) or ex·an·the·mas also ex·an·thems 1. A skin eruption accompanying certain infectious diseases. 2. A disease, such as measles or scarlet fever, accompanied by a ...