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[id-ee-uh-path-ik] /ˌɪd i əˈpæθ ɪk/
adjective, Pathology
of unknown cause, as a disease.
Origin of idiopathic
1660-70; idio- + -pathic
Related forms
idiopathically, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for idiopathic
  • idiopathic aplastic anemia is a condition in which the bone marrow fails to properly make blood cells.
  • We need to get clear that many idiopathic diseases are related to acidity and dehydration.
  • He had been suffering from idiopathic pulmonary fibrosis, a progressive and fatal scarring of the lungs.
  • In this case, the condition is called idiopathic pericarditis.
  • idiopathic autoimmune hemolytic anemia accounts for one-half of all immune hemolytic anemias.
  • The cause was idiopathic pulmonary fibrosis, a lung disease, his family said.
  • When the cause is unknown, it is referred to as idiopathic aplastic anemia.
  • Essential hypertension is also known as primary or idiopathic hypertension.
idiopathic in Medicine

idiopathic id·i·o·path·ic (ĭd'ē-ə-pāth'ĭk)

  1. Of or relating to a disease having no known cause; agnogenic.

  2. Of or relating to a disease that is not the result of any other disease.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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idiopathic in Science
Relating to or being a disease having no known cause.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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