Try Our Apps


Avoid these words. Seriously.


[suh-rahy-uh-sis] /səˈraɪ ə sɪs/
noun, Pathology.
a common chronic, inflammatory skin disease characterized by scaly patches.
Also called psora.
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
Related forms
[sawr-ee-at-ik, sohr-] /ˌsɔr iˈæt ɪk, ˌsoʊr-/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
British Dictionary definitions for psoriatic


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) adjective
Word Origin
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
Cite This Source
Word Origin and History for psoriatic



1680s, from medical Latin psoriasis, in Late Latin "mange, scurvy," from Greek psoriasis "being itchy," from psorian "to have the itch," from psora "itch, mange, scab," related to psen "to rub" (see psilo-). Related: Psoriatic.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
psoriatic in Medicine

psoriatic pso·ri·at·ic (sôr'ē-āt'ĭk) or pso·ri·a·sic (sə-rī'ə-sĭs)
Of, relating to, or characteristic of psoriasis.

psoriasis pso·ri·a·sis (sə-rī'ə-sĭs)
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.
Cite This Source
psoriatic in Science
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 © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Nearby words for psoriatic

Difficulty index for psoriasis

Few English speakers likely know this word

Word Value for psoriatic

Scrabble Words With Friends