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psorosis

[suh-roh-sis]
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noun Plant Pathology.
  1. a disease of citrus trees, characterized by a scaly, rough bark, yellow-flecked leaves, and stunting, caused by a virus.
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Origin of psorosis

From New Latin, dating back to 1895–1900; see origin at psora, -osis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018