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malformation
noun
mal·for·ma·tion
ˌmal-fȯr-ˈmā-shən
-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
Venous malformations are rare, affecting up to 1 in every 5,000 people, according to the Cleveland Clinic.
—Adrianna Rodriguez, USA TODAY, 20 Dec. 2024
The rare brain malformation occurs in utero and is incurable, just like Stage 4 liver cirrhosis.
—Daniel Gonzalez, The Arizona Republic, 15 Dec. 2024
He was then diagnosed with arteriovenous malformation (AVM), a rare abnormal connection that impacts the arteries and veins in the brain.
—Audrey Gibbs, The Tennessean, 7 May 2024
In addition to head trauma, high blood pressure, tobacco and alcohol use, other causes of brain bleeds include aneurysms, arteriovenous malformations, blood thinners, brain tumors, bleeding disorders and the use of drugs such as cocaine.
—Mill Etienne, Forbes, 11 Dec. 2024
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Word History
First Known Use
1800, in the meaning defined above
Dictionary Entries Near malformation
Cite this Entry
“Malformation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/malformation. Accessed 3 Jan. 2025.
Kids Definition
malformation
noun
mal·for·ma·tion
ˌmal-fȯr-ˈmā-shən
-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-
: irregular, anomalous, abnormal, or faulty formation or structure
congenital malformations
More from Merriam-Webster on malformation
Thesaurus: All synonyms and antonyms for malformation
Nglish: Translation of malformation for Spanish Speakers
Britannica.com: Encyclopedia article about malformation
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