idiopathic

adjective

id·​i·​o·​path·​ic ˌi-dē-ə-ˈpa-thik How to pronounce idiopathic (audio)
1
: arising spontaneously or from an obscure or unknown cause : primary
idiopathic epilepsy
2
: peculiar to the individual
idiopathically adverb

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Idiopathic joins the combining form idio- (from Greek idios, meaning "one's own" or "private") with -pathic, a form that suggests the effects of disease. The combining form idio- is typically found in technical terms. Examples include idiographic, meaning "relating to or dealing with something concrete, individual, or unique"; idiolect, meaning "the language or speech pattern of one individual at a particular period of life"; and idiotype, meaning "the molecular structure and conformation of an antibody that confers its antigenic specificity." A more common idio- word is idiosyncrasy, which most commonly refers to an unusual way in which a person behaves or thinks, or to an unusual part or feature of something.

Examples of idiopathic in a Sentence

Recent Examples on the Web
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Zakir Hussain, virtuoso of the tabla instrument and a towering figure in Indian classical music, died on Dec. 15 of chronic lung disease, idiopathic pulmonary fibrosis, at a hospital in San Francisco. Naman Ramachandran, Variety, 16 Dec. 2024 Hussain died Sunday afternoon in San Francisco of idiopathic pulmonary fibrosis, a chronic lung disease, his family said in a statement. Malia Mendez, Los Angeles Times, 16 Dec. 2024 The artist's cause of death was idiopathic pulmonary fibrosis, according to a statement shared by his family via Hussain's management company IMG Artists. Anna Kaufman, USA TODAY, 16 Dec. 2024 In a statement, his family said the cause of death was idiopathic pulmonary fibrosis. Juliana Kim, NPR, 15 Dec. 2024 See all Example Sentences for idiopathic 

Word History

First Known Use

1669, in the meaning defined at sense 1

Time Traveler
The first known use of idiopathic was in 1669

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Dictionary Entries Near idiopathic

Cite this Entry

“Idiopathic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/idiopathic. Accessed 25 Dec. 2024.

Medical Definition

idiopathic

adjective
id·​io·​path·​ic ˌid-ē-ə-ˈpath-ik How to pronounce idiopathic (audio)
: arising spontaneously or from an obscure or unknown cause : primary
idiopathic epilepsy
idiopathic thrombocytopenic purpura
idiopathically adverb

More from Merriam-Webster on idiopathic

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