ScienceAugust 19, 2026

neoplasia

nee-oh-PLAY-zhuh

Definition

The formation or presence of new, abnormal tissue growth that is often associated with cancer.

Etymology

Derived from the Greek 'neos' meaning 'new' and 'plasis' meaning 'a molding' or 'formation.' It entered medical English in the 19th century to describe pathological tissue growth.

In the news

In the article, the researchers model how high rates of cell turnover help tissues avoid neoplasia. This process functions as a quality-control mechanism that prevents abnormal cell growths from developing into tumors.

Using Mathematical Models, Caltech Researchers Suggest New Paradigm for Early Stages of Cancer Development

Read the full article ↗

Pasadena Now

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