an infectious disease characterized by inflammatory swelling of the parotid and usually other salivary glands, and sometimes by inflammation of the testes or ovaries, caused by a paramyxovirus.
an acute, usually fatal infectious disease of cattle, sheep, etc., caused by a paramyxovirus of the genus Morbillivirus and characterized by high fever, diarrhea, and lesions of the skin and mucous membranes.
a paramyxovirus that tends to cause cell fusion: in inactive form, used in biological research to produce cells with multiple nuclei of different genetic constitutions.
