\An*thrac"nose`\, n. [Gr. ?, ?, carbuncle + ?
disease.] (Bot.)
Any one of several fungus diseases, caused by parasitic
species of the series {Melanconiales}, attacking the bean,
grape, melon, cotton, and other plants. In the case of the
grape, brown concave spots are formed on the stem and fruit,
and the disease is called {bird's-eye rot}.