sentinel

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.

"When you only have a handful of species that can persist in environments like that, and they're really sensitive to change, those serve as really good sentinel taxa," Adams said.

From Science Daily • Jan. 10, 2026

Climate change is sure to batter this stone sentinel with higher seas and stronger storms.

From Los Angeles Times • Oct. 26, 2025

The mean rescue sentinel did not think so.

From Salon • Dec. 6, 2024

The church stood empty like a silent sentinel over a small cemetery next to it.

From Slate • Oct. 24, 2024

Then they went on through the Citadel gate, where the sentinel stared at them in wonder and dismay as they passed by.

From "The Return of the King" by J.R.R. Tolkien