Barometer

/bəˈrɒmɪtə/

Meaning & Definition

noun
A scientific instrument used to measure atmospheric pressure.
The meteorologist checked the barometer to predict the weather changes.
Something that indicates or provides a measurement or gauge of circumstances or trends.
The stock market can serve as a barometer for the overall health of the economy.
A device that demonstrates the mood or condition of a particular environment or group.
Public opinion polls often act as a barometer of political sentiment in the country.

Etymology

Derived from the Greek words 'baros' meaning weight and 'metron' meaning measure.

Common Phrases and Expressions

weather barometer
A device specifically used for forecasting weather.
political barometer
A measure of political sentiment or opinion.
economic barometer
An indicator of economic conditions.

Related Words

meteorology
The science that deals with the atmosphere and its phenomena.
anemometer
An instrument for measuring the speed of the wind.
hygrometer
An instrument for measuring the moisture content in the atmosphere.

Slang Meanings

A gauge of someone's mood or feelings.
Her smile was a barometer of how well the meeting was going.
A sign of upcoming changes.
The low sales this quarter are a barometer of the company's future prospects.