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1. Scaly dry skin that has been exfoliated, such as dandruff.
2. A loose scaly crust coating a surface, especially of a plant.
3. Any of several fungal diseases of plants characterized by scaly lesions especially on underground parts, such as the tubers of potatoes.

[Middle English, probably of Scandinavian origin; see sker- in Indo-European roots.]

scurf′i·ness n.
scurf′y adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Medicine) the state or quality of being scurfy
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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LARA: Distrito Jiminez, Parque Nacional Yacambu, between El Blanquito and Paso de Angostura dam site, 800-1000 m, terrestrial on moist forested banks, stem with gray scurfiness, peduncle and inflorescence 1 m tall, petals creamy white, bracts green, calyx pale green and yellow, anthers pale yellow, filaments creamy, cloud forested slopes, 31 July 1973, Steyermark et al 107703 (US 2 sheets).