hyperplasia noun. [hʌɪpǝ'pleɪzɪǝ] M19.
[from HYPER- + -PLASIA.]
Medicine. Enlargement of tissue (usu. abnormal but non-tumorous) as a result of an increase in the number of cells. Cf. HYPERTROPHY noun

■ hyperplastic [-'plastɪk] adjective exhibiting or accompanied by hyperplasia L19.

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