noun rubella n. (Med.) An acute but mild viral infection characterized by a dusky red cutaneous eruption resembling that of measles, but attended by only mild respiratory problems or fever; called also German measles. The infective virus is called Rubella virus, or Rubivirus. If contracted by a woman during the first several months of pregnancy, rubella may cause serious abnormalities in the fetus.
Collaborative International Dictionary of English 0.48
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