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An acute, usually benign, infectious disease caused by the RUBELLA VIRUS and most often affecting children and nonimmune young adults, in which the virus enters the respiratory tract via droplet nuclei and spreads to the lymphatic system. (From Dorland, 27th edition)

German measles, roethein, epidemic roseola, rubeola; an acute exanthematous disease resembling in several respects both measles and scarlet fever, having the catarrhal symptoms of the former and the angina of the latter; the rash more nearly resembles that of measles than of scarlatina; the constitutional symptoms are usually very mild. The incubation period varies between 5 and 20 days.

r[=oo]-bel'a, n. a contagious disease, with rose-coloured eruption.--Also RUB[=E]'OLA, and German measles.

[Latin] German measles; rotheln; epidemic roseola. A specific infectious disease resembling measles, but distinguished by the fact that the eruption sets in immediately or within a few hours after the onset of the disease, is accompanied by only slight catarrhal symptoms, is lighter in color and not arranged in crescentic groups, and disappears without sequelae in a week, Treatment, rest in bed.

A disease not unlike measles, but much milder; German or French measles.

Measles.

See rubeola.