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nouna contagious viral disease that is a milder form of measles lasting three or four days; can be damaging to a fetus during the first trimester
Definition that contains rubella
- rubella panencephalitis a rare loss of mental and physical skills in adolescents; associated with the rubella virus
- teratogen any agent that interferes with normal embryonic development: alcohol or thalidomide or X-rays or rubella are examples