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Definitions

senescent

[si-nes-uhnt] / sɪˈnɛs ənt /


ADJECTIVE
obsolescent
Synonyms




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The research team plans to screen for safer compounds that can selectively remove senescent macrophages without harmful side effects.

From Science Daily • Apr. 16, 2026

In this case, the buildup of senescent macrophages may contribute to conditions ranging from fatty liver disease to atherosclerosis, Alzheimer's and cancer.

From Science Daily • Apr. 16, 2026

They found that the combination of two proteins, p21 and TREM2, reliably marks macrophages that are truly senescent and no longer functioning properly, while still driving inflammation in nearby tissue.

From Science Daily • Apr. 16, 2026

"Our hope is that senotherapy, which involves using medications to remove senescent, or aging cells, could potentially minimize the need for surgery and/or improve outcomes after surgery."

From Science Daily • Dec. 25, 2025

In one thin arm, threaded with veins in a kind of senescent bas-relief, was a basket.

From "The Great Santini" by Pat Conroy




Vocabulary lists containing senescent