- a usually mild contagious viral disease characterized by fever, mild upper respiratory congestion, and a fine red rash lasting a few days: if contracted by a woman during early pregnancy, it may cause serious damage to the fetus.
- a mild contagious viral disease, somewhat similar to measles, characterized by cough, sore throat, skin rash, and occasionally vomiting. It can cause congenital defects if caught during the first three months of pregnancy
