Last Updated：2025/11/22

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

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hyperplasia

Source Word

hyperplasia

IPA(Pronunciation)

countable uncountable

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

Japanese Meaning

細胞数の増加により、組織や臓器の大きさが拡大する現象（過形成）

The biopsy revealed hyperplasia of the endometrium, which explained the patient's irregular bleeding.

生検で子宮内膜の過形成が明らかになり、それが患者の不正出血の原因を説明しました。

Sense（1）

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

hyperplasias

（ plural ）