| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| psoriasis |
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| SYLLABICATION: | pso·ri·a·sis |
| PRONUNCIATION: |  s -r  -s s |
| NOUN: | A noncontagious inflammatory skin disease characterized by recurring reddish patches covered with silvery scales. | | ETYMOLOGY: | Greek ps ri sis, itch, mange, from psrin, to have the itch, from psr, itch. | | OTHER FORMS: | pso ri·atic (sôr - tk, sr-) —ADJECTIVE
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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