psoriasis
[ suh-rahy-uh-sis ]
/ səˈraɪ ə sɪs /
noun Pathology.
a common chronic, inflammatory skin disease characterized by scaly patches.
Nearby words
psora, psoralea, psoralen, psorelcosis, psoriasiform, psoriasis, psoriatic, psoriatic arthritis, psorosis, psro, pss
Origin of psoriasis
1675–85; < New Latin < Greek psōríāsis, equivalent to psōriā-, variant stem of psōriân to have the itch (derivative of psṓra itch) + -sis -sis
Also called psora.
Related forms
pso·ri·at·ic [sawr-ee-at-ik, sohr-] /ˌsɔr iˈæt ɪk, ˌsoʊr-/, adjectiveDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for psoriasis
British Dictionary definitions for psoriasis
psoriasis
/ (səˈraɪəsɪs) /
noun
a skin disease characterized by the formation of reddish spots and patches covered with silvery scales: tends to run in families
Derived Forms
psoriatic (ˌsɔːrɪˈætɪk), adjectiveWord Origin for psoriasis
C17: via New Latin from Greek: itching disease, from psōra itch
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for psoriasis
psoriasis
[ sə-rī′ə-sĭs ]
n.
A noncontagious inflammatory skin disease characterized by recurring reddish patches covered with silvery scales.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for psoriasis
psoriasis
[ sə-rī′ə-sĭs ]
A chronic, inflammatory skin disease in which recurring reddish patches, often covered with silvery scales, appear especially on the knees, elbow, scalp and trunk. Psoriasis is noncontagious and is inheritable.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.