1The company's stock price is a barometer of the overall health of the economy.
2Rising temperatures are a barometer of the devastating impact of climate change on polar ecosystems.
3The recent election results can be seen as a barometer of the public's dissatisfaction with the current government.
4A falling barometer often indicates an approaching storm, but it can also signal a change in the weather patterns of a region.
5The high barometer reading suggested that the weather would remain stable for the next few days, allowing the festival to proceed without interruption.