hyperplasia

noun
hy·​per·​pla·​sia | \ ˌhī-pər-ˈplā-zh(ē-)ə How to pronounce hyperplasia (audio) \

Definition of hyperplasia

: an abnormal or unusual increase in the elements composing a part (such as cells composing a tissue) — compare benign prostatic hyperplasia

Other Words from hyperplasia

hyperplastic \ ˌhī-​pər-​ˈpla-​stik How to pronounce hyperplasia (audio) \ adjective

Examples of hyperplasia in a Sentence

Recent Examples on the Web Twenty percent to 50% of women will have endometrial hyperplasia, a possible precursor to cancer, within a year. Dr. Keith Roach, oregonlive, 4 Apr. 2022 Meadows was diagnosed with idiopathic myointimal hyperplasia of the mesenteric veins in 2005, the outlet said. Greta Bjornson, PEOPLE.com, 13 Aug. 2021 Some have shown a small, insignificant increase in the risk of endometrial hyperplasia (changes in the uterine tissue that are a precursor to cancer), while others have shown a small decrease. Dr. Keith Roach, oregonlive, 11 July 2021 The diagnosis: bilateral adrenal medullary hyperplasia. Ryan Prior, CNN, 19 May 2021 The diagnosis: bilateral adrenal medullary hyperplasia. Ryan Prior, CNN, 19 May 2021 The diagnosis: bilateral adrenal medullary hyperplasia. Ryan Prior, CNN, 19 May 2021 The diagnosis: bilateral adrenal medullary hyperplasia. Ryan Prior, CNN, 19 May 2021 The diagnosis: bilateral adrenal medullary hyperplasia. Ryan Prior, CNN, 19 May 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hyperplasia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of hyperplasia

1861, in the meaning defined above

History and Etymology for hyperplasia

New Latin

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Time Traveler for hyperplasia

Time Traveler

The first known use of hyperplasia was in 1861

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Dictionary Entries Near hyperplasia

hyperplane

hyperplasia

hyperploid

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Statistics for hyperplasia

Cite this Entry

“Hyperplasia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperplasia. Accessed 28 Sep. 2022.

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More Definitions for hyperplasia

hyperplasia

noun
hy·​per·​pla·​sia | \ ˌhī-pər-ˈplā-zh(ē-)ə How to pronounce hyperplasia (audio) \

Medical Definition of hyperplasia

: an abnormal or unusual increase in the elements composing a part (as cells composing a tissue) — see benign prostatic hyperplasia, congenital adrenal hyperplasia

Other Words from hyperplasia

hyperplastic \ -​ˈplas-​tik How to pronounce hyperplasia (audio) \ adjective
hyperplastically \ -​ti-​k(ə-​)lē How to pronounce hyperplasia (audio) \ adverb

More from Merriam-Webster on hyperplasia

Britannica English: Translation of hyperplasia for Arabic Speakers

Britannica.com: Encyclopedia article about hyperplasia

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