leprosis
noun
le·pro·sis
\lə̇ˈprōsə̇s\
Definition of leprosis
-es
: a disease of the sweet orange of undetermined cause that is characterized by the spotting of smooth bark and fruits and by the scaling of the bark on the larger limbs and sometimes on the trunk —called also nailhead rust, scaly bark — compare psorosis
From the M-W Editors
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Origin and Etymology of leprosis
New Latin, from Late Latin lepra leprosy + New Latin -osis
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