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hyperplasia

Syllabification: (hy·per·pla·sia)
Pronunciation: /ˌhīpərˈplāZHə/

Definition of hyperplasia

noun

Medicine & Biology
  • the enlargement of an organ or tissue caused by an increase in the reproduction rate of its cells, often as an initial stage in the development of cancer.

Origin:

mid 19th century: from hyper- 'beyond' + Greek plasis 'formation'

hyperplasia in other Oxford dictionaries

Definition of hyperplasia in the British & World English dictionary

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