Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An abnormal increase in the number of cells in an organ or a tissue with consequent enlargement.

from The Century Dictionary.

  • noun In pathology, overgrowth of a part due to multiplication of its cells; excessive cell-reproduction. Compare hypertrophy, 1.
  • noun In botany, an abnormal increase in the volume of cells, due to their unusual multiplication. Compare hypoplasia.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Med. & Biol.) An increase in, or excessive growth of, the normal elements of any part.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun medicine An increase in the size of a tissue or organ due to increased number of cells.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun abnormal increase in number of cells

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

hyper- + -plasia

Examples

  • After my first biopsy, I was diagnosed with a condition called hyperplasia with atypia, or a pre-pre-cancer.

    Good-Enough Mother

  • After my first biopsy, I was diagnosed with a condition called hyperplasia with atypia, or a pre-pre-cancer.

    Good-Enough Mother

  • Pre-cancerous changes of the endometrium, called hyperplasia.

    OUR BODIES, OURSELVES

  • Only one case of inflammation and two cases of a potentially precancerous accumulation of cells known as hyperplasia were noted.

    Science Blog - Science news straight from the source

  • In a study released last year, the incidence of endometrial hyperplasia—a thickening of the uterus lining that in some cases can lead to uterine cancer—was about 0.3% after one year of treatment with Aprela, comparable to the rate among those taking a placebo.

    Pfizer Set to Seek Aprela Nod

  • Gee, Mr. DRxJ, that could be a lump, or an inflammation, or just hyperplasia.

    Think Progress » Florida Doctor Warning Away Obama Voters Admits He Doesn’t Know What He’s Talking About On Health Care

  • Another great post - I particularly like the discussion of the potential health benefit of adipocyte hyperplasia.

    Dr. Sharma’s Obesity Notes » Blog Archive » Obesity Goes Viral?

  • While his detractors were explaining that “the most striking and consistent endoscopic feature, lymphoid nodular hyperplasia in the terminal ileum, is not unusual in children,” Wakefield was trotting out what had become a standard response of vaccine denialists to accusations of unreliable or inaccurate data: He condemned his critics for caring more about their standing in the scientific community than about sick children.

    The Panic Virus

  • While his detractors were explaining that “the most striking and consistent endoscopic feature, lymphoid nodular hyperplasia in the terminal ileum, is not unusual in children,” Wakefield was trotting out what had become a standard response of vaccine denialists to accusations of unreliable or inaccurate data: He condemned his critics for caring more about their standing in the scientific community than about sick children.

    The Panic Virus

  • While his detractors were explaining that “the most striking and consistent endoscopic feature, lymphoid nodular hyperplasia in the terminal ileum, is not unusual in children,” Wakefield was trotting out what had become a standard response of vaccine denialists to accusations of unreliable or inaccurate data: He condemned his critics for caring more about their standing in the scientific community than about sick children.

    The Panic Virus

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