psorosis
noun
pso·ro·sis
| \ səˈrōsə̇s\
plural psoroses\ -ōˌsēz \
Definition of psorosis
: a virus disease of citrus trees affecting sweet oranges, tangerines, and grapefruit and characterized by scaly bark and exudation of gum and in the later stages retarded growth, small yellow leaves, and dieback of twigs
— called also scaly bark
— compare leprosisKeep scrolling for more