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hyperplasia

[ hahy-per-pley-zhuh, -zhee-uh, -zee-uh ]

noun

, Pathology, Biology.
  1. abnormal multiplication of cells.
  2. enlargement of a part due to an abnormal numerical increase of its cells.


hyperplasia

/ ˌhaɪpəˈplæzɪə; ˌhaɪpəˈplæstɪk /

noun

  1. enlargement of a bodily organ or part resulting from an increase in the total number of cells Compare hypertrophy
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Derived Forms

  • hyperplastic, adjective
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Other Words From

  • hy·per·plas·tic [hahy-per-, plas, -tik], adjective
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Word History and Origins

Origin of hyperplasia1

First recorded in 1860–65; hyper- + -plasia
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Example Sentences

Like senility, there is no way to stop sebaceous hyperplasia from advancing, either.

With hyperplasia of lamina, at the anterior portion of the distal phalanx, there results a thick "white line."

The inflammation is accompanied by the formation of so-called granules, and at the same time by a hyperplasia of the papillae.

The bronchial glands have undergone hyperplasia, being enlarged and hard.

The rest of the gland may be normal, or may show some degree of hyperplasia.

This change consists in hyperplasia of the gland-constituents.

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