malformation

noun

mal·​for·​ma·​tion ˌmal-fȯr-ˈmā-shən How to pronounce malformation (audio)
-fər-
: irregular, anomalous, abnormal, or faulty formation or structure

Examples of malformation in a Sentence

The condition is marked by malformation of the spine. She underwent surgery to correct a heart malformation.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Richard Lapointe, who died at age 74 in 2020, had Dandy-Walker syndrome, a rare congenital brain malformation that his lawyers say was a factor in his false confession. Landon Mion, Fox News, 26 Jan. 2025 His arteriovenous malformation, that tangle of blood vessels in his brain, had begun to bleed. Jon Hamilton, NPR, 14 Jan. 2025 Folic Acid Prevents Neural Tube Defects Neural tube defects (NTDs) are congenital malformations (abnormal growth changes during fetal development) of the central nervous system. Melissa Nieves, Verywell Health, 8 Jan. 2025 Hospitals were places of high contamination, and the fact that the ailments August and other children suffered from were mostly congenital malformations and noncontagious blood diseases was of no comfort to Manny at the time. Camille Bordas, Harper's Magazine, 2 May 2024 See all Example Sentences for malformation 

Word History

First Known Use

1800, in the meaning defined above

Time Traveler
The first known use of malformation was in 1800

Dictionary Entries Near malformation

Cite this Entry

“Malformation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/malformation. Accessed 29 Jan. 2025.

Kids Definition

malformation

noun
mal·​for·​ma·​tion ˌmal-fȯr-ˈmā-shən How to pronounce malformation (audio)
-fər-
: a misshapen, abnormal, or faulty formation or structure
malformation of the knee joint

Medical Definition

malformation

noun
mal·​for·​ma·​tion ˌmal-fȯr-ˈmā-shən, -fər- How to pronounce malformation (audio)
: irregular, anomalous, abnormal, or faulty formation or structure
congenital malformations
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