noun a disease of trees.
2. measles ·noun leprosy; also, a leper.
3. measles ·noun the larvae of any tapeworm (taenia) in the cysticerus stage, when contained in meat. called also bladder worms.
4. measles ·noun a disease of cattle and swine in which the flesh is filled with the embryos of different varieties of the tapeworm.
5. measles ·noun a contagious febrile disorder commencing with catarrhal symptoms, and marked by the appearance on the third day of an eruption of distinct red circular spots, which coalesce in a crescentic form, are slightly raised above the surface, and after the fourth day of the eruption gradually decline; rubeola.