: abnormal growth or development (as of organs or cells)
broadly : abnormal anatomical structure due to such growth

Examples of dysplasia in a Sentence

Recent Examples on the Web
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The blood test also identified advanced pancreatic dysplasia—the presence of a precancerous condition in the pancreas—more than 64 percent of the time in people with high-risk pancreatic cysts. — Claire Cameron, Scientific American, 16 Sep. 2026 Follow-up care at the now-familiar UCSF confirmed severe precancerous dysplasia, or abnormal cells that, if left untreated, could develop into cancer. — Sara Moniuszko, USA Today, 30 July 2026 My own research has focused on infants with bronchopulmonary dysplasia, or BPD. — Tim Nelin, The Conversation, 21 July 2026 Hip dysplasia, cataracts and certain cardiac issues are three possible issues with Samoyeds. — Lisa Gutierrez, Kansas City Star, 15 July 2026 See All Example Sentences for dysplasia

Word History

Etymology

probably borrowed from German Dysplasie, from dys- dys- + -plasie -plasia

First Known Use

circa 1923, in the meaning defined above

Time Traveler
The first known use of dysplasia was circa 1923

Browse Nearby Words

Cite this Entry

“Dysplasia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dysplasia. Accessed 1 Oct. 2026.

Medical Definition

1
: variation in somatotype (as in degree of ectomorphy, endomorphy, or mesomorphy) from one part of a human body to another
2
: abnormal growth or development (as of organs or cells)
broadly : abnormal anatomic structure due to such growth

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