measles

An acute, contagious viral disease, usually occurring in childhood and characterized by eruption of red spots on the skin, fever, and catarrhal symptoms.

Black measles.

Any of several other diseases, especially German measles, that cause similar but milder symptoms.

A condition of pork or beef caused by the presence of tapeworm larvae.

A plant disease, usually caused by fungi, that produces small spots on leaves, stems, or fruit.

In photography, a defect in silver-printing consisting in semi-opaque blotches caused by imperfect fixation by the insoluble silver hyposulphite visible when the prints are held to the light. In time these spots become yellow.

Same as scarlet fever.

A contagious disease of man, with an incubation period of about nine or ten days, and a period of invasion of about three or four days, in which there are pyrexia and rapid pulse, inflammation of the mucous membrane of the eyes and upper air-passages, and bronchitis, followed by an eruption of small rose-colored papulæ, which arrange themselves in curvilinear forms.

An old name for several diseases of swine or sheep, caused by the scolex or measle of a tapeworm, and characterized by reddish watery pustules on the skin, cough, feverishness, and discharge at the nostrils.—3. A disease of plants; any blight of leaves appearing in spots, whether due to the attacks of insects or to the action of weather. See measle, 1.